Annual report pursuant to Section 13 and 15(d)

NATURE OF OPERATIONS AND ACCOUNTING POLICIES (Tables)

v2.4.0.8
NATURE OF OPERATIONS AND ACCOUNTING POLICIES (Tables)
 12 Months Ended
Dec. 31, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Deferred Revenues
Deferred revenues for the years ended December 31 were as follows (in thousands):
 
 
2013
 
2012
 
2011
Balance at beginning of period
 
$
8,953

 
$
123

 
$
216

Revenues deferred during period
 
37,936

 
25,908

 
266

Revenues recognized during period
 
(22,646
)
 
(17,078
)
 
(359
)
Balance at end of period
 
$
24,243

 
$
8,953

 
$
123

Schedule of Allowance for Doubtful Accounts
Allowance for doubtful accounts for the years ended December 31 were as follows (in thousands):
 
 
2013
 
2012
 
2011
Balance at beginning of period
 
$
2,668

 
$
59

 
$
205

Additional allowances
 
764

 
2,798

 
20

Write-offs and recoveries
 
(331
)
 
(189
)
 
(166
)
Balance at end of period
 
$
3,101

 
$
2,668

 
$
59

Schedule of Inventory Allowance
The following table is a roll forward of the allowance related to dormant, obsolete and excess inventory for the years ended December 31 (in thousands):
 
 
2013
 
2012
 
2011
Balance at beginning of period
 
$
9,213

 
$
7,281

 
$
7,054

Increases (decreases) to allowance
 
(4,044
)
 
1,932

 
227

Balance at end of period
 
$
5,169

 
$
9,213

 
$
7,281

Schedule of Estimated Useful Life for New Property and Equipment
As of December 31, 2013 the estimated useful life (in years) of the Company’s categories of new property and equipment was as follows:
Helicopters (estimated salvage value at 40% of cost)
 
15

Machinery, equipment and spares
 
5-7

Buildings and leasehold improvements
 
10-30

Furniture, fixtures, vehicles and other
 
3-5