DEBT (Details) $ in Thousands, shares in Millions					12 Months Ended
	Aug. 01, 2017	Nov. 09, 2015 USD ($)	Oct. 22, 2015 USD ($) item shares	May. 22, 2015 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Aug. 11, 2014 USD ($)
Debt
Line of Credit						$ 134,749
First Lien Credit Facility					$ 234,665
Second Lien Credit Facility					74,912
Convertible debentures					1,636	1,636
Senior Notes					167,265	300,000
Discount on Senior Notes					(1,898)	(3,947)
Total long-term debt					476,580	432,438
Less current portion					(476,580)	(382)
Long-term portion						432,056
Debt
Debt conversion, face amount					2,000
Gain on retirement of debt					14,407
Draws on additional borrowings					347,984	389,599
Outstanding borrowing amount					476,580	$ 432,438
Credit Facility | First Lien Credit Facility
Debt
Total long-term debt					234,700
Debt
Term of loan				5 years
Face amount of debt instrument				$ 250,000
Debt conversion, face amount				47,000
Number of wholly-owned subsidiaries that guarantee Line of Credit Facility | item			3
Draws on additional borrowings		$ 15,000
Outstanding borrowing amount					$ 234,700
Senior notes, face amount				$ 250,000
Credit Facility | First Lien Credit Facility | LIBOR
Debt
Variable rate basis					LIBOR
Interest rate during the period (as a percent)					9.50%
Interest rate (as a percent)				8.50%
Credit Facility | Second Lien Credit Facility
Debt
Term of loan			5 years
Face amount of debt instrument			$ 51,000
Gain on retirement of debt					$ 0
Accrued unpaid interest rolled into the Lien Term Loans					1,200
Debt premium					$ 22,700
Senior notes, face amount			$ 51,000
Interest rate (as a percent)					12.00%
Credit Facility | Second Lien Credit Facility | Beginning with April 20, 2016
Debt
Number of semi annual interest payment dates | item			3
Semi-annual interest may elect (as a percent)			6.00%
Credit Facility | Second Lien Credit Facility | Beginning with October 20, 2017 and ending October 20, 2018
Debt
Number of semi annual interest payment dates | item			3
Semi-annual interest may elect (as a percent)			1.50%
Credit Facility | Certain Lenders | First Lien Credit Facility
Debt
Borrowing capacity				$ 172,500
Additional borrowing capacity				30,000
Debt conversion, face amount				45,230
Accrued unpaid interest rolled into the Lien Term Loans				$ 1,930
Credit Facility | Certain Lenders | Second Lien Credit Facility
Debt
Face amount of debt instrument			$ 11,000
Debt conversion, face amount			40,100
Senior notes, face amount			11,000
Credit Facility | Certain Holders | Second Lien Credit Facility
Debt
Debt conversion, face amount			40,100
Credit Facility | Minimum | First Lien Credit Facility | LIBOR
Debt
Margin (as a percent)				1.00%
Senior Notes.
Debt
Interest payment due on February 1, 2016, elected not to make					$ 7,500
Grace period for interest payment before event of default					30 days
Minimum principal holding percentage, right to declare acceleration of debt obligations					25.00%
Debt
Face amount of debt instrument							$ 300,000
Gain on retirement of debt					$ 14,400
Senior notes, face amount							$ 300,000
Percentage on initial purchase price							98.617%
Interest rate (as a percent)					9.00%		9.00%
Interest payment due on February 1, 2016, elected not to make					$ 7,500
Grace period for interest payment before event of default					30 days
Minimum principal holding percentage, right to declare acceleration of debt obligations					25.00%
Senior Notes. | First Lien Credit Facility
Debt
Fair value of Senior Notes exchanged				$ 69,590
Senior Notes. | Certain Lenders
Debt
Fair value of Senior Notes exchanged			$ 63,100
Senior Notes. | Certain Holders
Debt
Number of common stock shares issued for conversion of debt | shares			4
Senior Notes. | Certain Holders | Second Lien Credit Facility
Debt
Fair value of Senior Notes exchanged			$ 63,100
Senior Notes. | Maximum | Forecast
Debt
Percentage of Senior Notes can be redeemed on or after August 1, 2017	35.00%