Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT Schedule of Long-Term Debt (Details)

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LONG-TERM DEBT Schedule of Long-Term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Debt Instrument [Line Items]    
Long-term debt $ 270,554 $ 312,426
Less: portion due within one year (25,335) (27,426)
Less: debt discount, net (2,346) (2,882)
Total long-term debt 242,873 282,118
7.750%Senior Notes    
Debt Instrument [Line Items]    
7.750% senior notes (excluding unamortized discount) 175,100 200,000
Senior secured revolving credit facility    
Debt Instrument [Line Items]    
Long-term debt 70,000 85,000
Promissory notes    
Debt Instrument [Line Items]    
Long-term debt 25,335 27,426
Other    
Debt Instrument [Line Items]    
Long-term debt $ 119 $ 0