FRESH-START ACCOUNTING, Reorganization Adjustments (Details)  $ / shares in Units, $ in Thousands  | 
 | 
 | 
1 Months Ended | 
5 Months Ended | 
7 Months Ended | 
12 Months Ended | 
 | 
 | 
 | 
 | 
| 
 Oct. 31, 2019  
USD ($)  
$ / shares 
 | 
 May 06, 2019  
Aircraft 
 | 
 Oct. 31, 2019  
USD ($)  
Aircraft  
$ / shares 
 | 
 Jun. 30, 2019  
Lease 
 | 
 Mar. 31, 2020  
USD ($)  
$ / shares 
 | 
 Oct. 31, 2019  
USD ($)  
$ / shares 
 | 
 Mar. 31, 2019  
USD ($)  
$ / shares 
 | 
 Mar. 31, 2018  
USD ($) 
 | 
Sep. 30, 2019  | 
 Jul. 24, 2019  
$ / shares 
 | 
 May 11, 2019  
USD ($) 
 | 
May 10, 2019  | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total | 
 | 
$ 139,278
 | 
 
 | 
$ 139,278
 | 
 
 | 
 
 | 
$ 139,278
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reserve for professional fee escrow | 
 | 
30,700
 | 
 
 | 
30,700
 | 
 
 | 
 
 | 
30,700
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Disputed claims cash reserve | 
 | 
900
 | 
 
 | 
$ 900
 | 
 
 | 
 
 | 
900
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Number of aircraft under rejected purchase contract with Airbus | Aircraft | 
 | 
 
 | 
 
 | 
22
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Accrual for success fees | 
 | 
14,000
 | 
 
 | 
$ 14,000
 | 
 
 | 
 
 | 
14,000
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Trade cure payments | 
 | 
(2,600)
 | 
 
 | 
(2,600)
 | 
 
 | 
 
 | 
(2,600)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Other miscellaneous accruals | 
 | 
$ (900)
 | 
 
 | 
$ (900)
 | 
 
 | 
 
 | 
$ (900)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Interest rate | 
 | 
8.75%
 | 
 
 | 
8.75%
 | 
 
 | 
 
 | 
8.75%
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
8.75%
 | 
| Reversal of backstop obligation reserve | 
 | 
$ (19,300)
 | 
 
 | 
$ (19,300)
 | 
 
 | 
 
 | 
$ (19,300)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reversal of miscellaneous adjustments | 
 | 
(300)
 | 
 
 | 
(300)
 | 
 
 | 
 
 | 
(300)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Accrual of ABL Facility fees | 
 | 
2,200
 | 
 
 | 
2,200
 | 
 
 | 
 
 | 
2,200
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reclassification of deferred compensation plan | 
 | 
2,000
 | 
 
 | 
2,000
 | 
 
 | 
 
 | 
2,000
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Short-term borrowings and current maturities of long-term debt | 
 | 
(955,009)
 | 
 
 | 
(955,009)
 | 
 
 | 
 
 | 
(955,009)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Accrued lease termination costs | 
[1] | 
43,049
 | 
 
 | 
43,049
 | 
 
 | 
 
 | 
43,049
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Milestone Omnibus Agreement | 
[2] | 
17,313
 | 
 
 | 
17,313
 | 
 
 | 
 
 | 
17,313
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Deferred compensation plan | 
 | 
1,984
 | 
 
 | 
1,984
 | 
 
 | 
 
 | 
1,984
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Liabilities subject to compromise | 
 | 
624,867
 | 
 
 | 
624,867
 | 
 
 | 
 
 | 
624,867
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Number of aircraft leases rejected | Lease | 
 | 
 
 | 
 
 | 
 
 | 
10
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Milestone Omnibus Agreement | 
[2] | 
17,313
 | 
 
 | 
17,313
 | 
 
 | 
 
 | 
17,313
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Deferred Compensation Plan | 
 | 
1,984
 | 
 
 | 
1,984
 | 
 
 | 
 
 | 
1,984
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total liabilities subject to compromise settled at emergence | 
 | 
605,570
 | 
 
 | 
605,570
 | 
 
 | 
 
 | 
605,570
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Proceeds from Rights Offering | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
$ 0
 | 
385,000
 | 
$ 2,830
 | 
$ 0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Equity issued pursuant to Rights Offering and Unsecured Equity Pool | 
[3] | 
727,139
 | 
 
 | 
727,139
 | 
 
 | 
 
 | 
727,139
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Cash paid out | 
[4] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
(273,022)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total pre-tax gain | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
265,591
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| DIP Claims plus accrued interest | 
 | 
165,000
 | 
 
 | 
165,000
 | 
 
 | 
 
 | 
165,000
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| DIP Equitization Allocation New Stock plus Consent Fee | 
[3] | 
(186,453)
 | 
 
 | 
(186,453)
 | 
 
 | 
 
 | 
(186,453)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| APIC Predecessor | 
[5] | 
$ (21,453)
 | 
 
 | 
$ (21,453)
 | 
 
 | 
 
 | 
$ (21,453)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Percentage of principal balance settled | 
 | 
97.00%
 | 
 
 | 
97.00%
 | 
 
 | 
 
 | 
97.00%
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Equity Issued Pursuant to Rights Offering [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Common Stock, $.01 par value | 
 | 
$ 1
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Preferred Stock Mezzanine Equity | 
 | 
523,973
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Additional paid in capital | 
 | 
153,897
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Equity Issued Unsecured Equity Pool [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Common Stock, $.01 par value | 
 | 
0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Additional paid in capital | 
 | 
49,268
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total New Stock issued to participants in Rights Offering and to compromised creditor classes | 
[3] | 
727,139
 | 
 
 | 
$ 727,139
 | 
 
 | 
 
 | 
$ 727,139
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| New Stock Issued for Settlement of DIP Claims [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Common Stock, $.01 par value | 
 | 
0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Preferred Stock Mezzanine Equity | 
 | 
94,948
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Additional paid in capital | 
 | 
91,505
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total New Stock issued for settlement of DIP Claims | 
[3] | 
186,453
 | 
 
 | 
186,453
 | 
 
 | 
 
 | 
186,453
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total new stock issued | 
 | 
913,592
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total New Stock Issued [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total Preferred Stock Mezzanine Equity | 
 | 
618,921
 | 
 
 | 
 
 | 
 
 | 
1,186
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total Common Stock issued | 
 | 
294,671
 | 
 
 | 
 
 | 
 
 | 
1,227
 | 
1,871
 | 
$ 8,867
 | 
9,808
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Less: Share-settled Redemption Feature Embedded Derivative | 
 | 
(470,322)
 | 
 
 | 
 
 | 
 
 | 
$ 470,322
 | 
(470,322)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total Equity at Emergence | 
 | 
$ 148,599
 | 
 
 | 
$ 148,599
 | 
 
 | 
 
 | 
$ 148,599
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Common stock, par value (in dollars per share) | $ / shares | 
 | 
$ 0.01
 | 
 
 | 
$ 0.01
 | 
 
 | 
$ 0.01
 | 
$ 0.01
 | 
$ 0.01
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Common Stock | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total New Stock Issued [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total Common Stock issued | 
 | 
$ 1
 | 
 
 | 
 
 | 
 
 | 
$ 0
 | 
 
 | 
$ 4
 | 
3
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Additional Paid-in Capital | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total New Stock Issued [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total Common Stock issued | 
 | 
294,670
 | 
 
 | 
 
 | 
 
 | 
$ 1,227
 | 
$ 1,871
 | 
$ 8,863
 | 
$ 9,805
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| S-76C+ | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Number of aircraft leases rejected | Lease | 
 | 
 
 | 
 
 | 
 
 | 
9
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| S-76D | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Number of aircraft leases rejected | Lease | 
 | 
 
 | 
 
 | 
 
 | 
1
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| H225 | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Number of leased aircraft returned | Aircraft | 
 | 
 
 | 
4
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| DIP Credit Facility | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Release of restricted cash | 
 | 
(6,900)
 | 
 
 | 
$ (6,900)
 | 
 
 | 
 
 | 
(6,900)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Settlement of accrued interest | 
 | 
(16,100)
 | 
 
 | 
(16,100)
 | 
 
 | 
 
 | 
(16,100)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total New Stock Issued [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Common stock, par value (in dollars per share) | $ / shares | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
$ 0.0001
 | 
 
 | 
 
 | 
| 8.75% Senior Secured Notes due 2023 | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Settlement of accrued interest | 
 | 
(4,000)
 | 
 
 | 
(4,000)
 | 
 
 | 
 
 | 
(4,000)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Interest rate | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
8.75%
 | 
 
 | 
 
 | 
 
 | 
| Settlement of short-term debt and current maturities | 
 | 
$ 275,182
 | 
 
 | 
$ 275,182
 | 
 
 | 
 
 | 
$ 275,182
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| 6.25% Senior Notes due 2022 | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Interest rate | 
 | 
6.25%
 | 
 
 | 
6.25%
 | 
 
 | 
 
 | 
6.25%
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Principal and accrued interest | 
[6] | 
$ 415,894
 | 
 
 | 
$ 415,894
 | 
 
 | 
 
 | 
$ 415,894
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Principal | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
$ 401,500
 | 
 
 | 
| Accrued interest | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
14,400
 | 
 
 | 
| 4.5% Convertible Senior Notes due 2023 | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Interest rate | 
 | 
4.50%
 | 
 
 | 
4.50%
 | 
 
 | 
4.50%
 | 
4.50%
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Principal and accrued interest | 
[7] | 
$ 146,627
 | 
 
 | 
$ 146,627
 | 
 
 | 
 
 | 
$ 146,627
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Principal | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
143,800
 | 
 
 | 
| Accrued interest | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
$ 2,900
 | 
 
 | 
| Reorganization Adjustments | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Equity rights offering proceeds | 
 | 
385,000
 | 
 
 | 
385,000
 | 
 
 | 
 
 | 
385,000
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Release of funds from restricted cash | 
 | 
6,972
 | 
 
 | 
6,972
 | 
 
 | 
 
 | 
6,972
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payments to 8.75% Senior Secured Notes due 2023 for principal and interest | 
 | 
(270,939)
 | 
 
 | 
(270,939)
 | 
 
 | 
 
 | 
(270,939)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payment of DIP interest | 
 | 
(1,098)
 | 
 
 | 
(1,098)
 | 
 
 | 
 
 | 
(1,098)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payments for 2019 Term Loan Amendment Fee | 
 | 
(563)
 | 
 
 | 
(563)
 | 
 
 | 
 
 | 
(563)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reserve for Professional Fee Escrow | 
 | 
(30,669)
 | 
 
 | 
(30,669)
 | 
 
 | 
 
 | 
(30,669)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payment of Unsecured 4(a)(2) Cash Pool Funding | 
 | 
(7,000)
 | 
 
 | 
(7,000)
 | 
 
 | 
 
 | 
(7,000)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payments for Transaction Expenses | 
 | 
(11,867)
 | 
 
 | 
(11,867)
 | 
 
 | 
 
 | 
(11,867)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payments to Indenture Trustee | 
 | 
(989)
 | 
 
 | 
(989)
 | 
 
 | 
 
 | 
(989)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payment of Executive Key Employee Incentive Plan | 
 | 
(3,432)
 | 
 
 | 
(3,432)
 | 
 
 | 
 
 | 
(3,432)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Payments for Prepetition Trade Cures | 
 | 
(2,614)
 | 
 
 | 
(2,614)
 | 
 
 | 
 
 | 
(2,614)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Total | 
 | 
62,801
 | 
 
 | 
62,801
 | 
 
 | 
 
 | 
62,801
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reinstated Milestone Omnibus Agreement | 
 | 
(17,313)
 | 
 
 | 
(17,313)
 | 
 
 | 
 
 | 
(17,313)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reclassification from short-term borrowings and current maturities of long-term debt to long-term debt, less current maturities | 
 | 
525,301
 | 
 
 | 
525,301
 | 
 
 | 
 
 | 
525,301
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Short-term borrowings and current maturities of long-term debt | 
 | 
926,556
 | 
 
 | 
926,556
 | 
 
 | 
 
 | 
926,556
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Liabilities subject to compromise | 
 | 
(624,867)
 | 
 
 | 
(624,867)
 | 
 
 | 
 
 | 
(624,867)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments | DIP Credit Facility | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Settlement of short-term debt and current maturities | 
 | 
150,000
 | 
 
 | 
150,000
 | 
 
 | 
 
 | 
150,000
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments | 8.75% Senior Secured Notes due 2023 | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Reorganization Adjustments [Abstract] | 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Settlement of short-term debt and current maturities | 
 | 
275,182
 | 
 
 | 
275,182
 | 
 
 | 
 
 | 
275,182
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Settlement of remaining 8.75% Senior Secured Notes due 2023 | 
[8] | 
(8,255)
 | 
 
 | 
(8,255)
 | 
 
 | 
 
 | 
(8,255)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Write-off of unamortized discount on the 8.75% Senior Secured Notes due 2023 | 
 | 
$ 1,641
 | 
 
 | 
$ 1,641
 | 
 
 | 
 
 | 
$ 1,641
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 | 
 |