SPONSORS AND MANAGEMENT WARRANTS (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended
	Oct. 07, 2016	Feb. 28, 2011	Sep. 30, 2016	Dec. 31, 2015	Nov. 09, 2010
Sponsors and Management Warrants
Warrant liabilities			$ 329,390	$ 307,760
Sponsors Warrants
Sponsors and Management Warrants
Exercise price (in dollars per share)					$ 50.00
Warrants outstanding					1,916,667
Issuance of warrants to purchase common stock (in shares)			1,916,667
Warrant liabilities			$ 124,300	123,100
Management Warrants
Sponsors and Management Warrants
Issuance of warrants to purchase common stock (in shares)		2,862,687	2,862,687
Proceeds from issuance of Management warrants		$ 19,000
Warrant liabilities			$ 205,100	$ 184,700
Management Warrants | Chief Executive Officer
Sponsors and Management Warrants
Exercise price (in dollars per share)		$ 42.23
Management Warrants | President
Sponsors and Management Warrants
Exercise price (in dollars per share)		42.23
Management Warrants | Chief Financial Officer
Sponsors and Management Warrants
Exercise price (in dollars per share)		$ 54.50
Subsequent Event | Management Warrants | Chief Financial Officer
Sponsors and Management Warrants
Exercise price (in dollars per share)	$ 112.08
Issuance of warrants to purchase common stock (in shares)	50,125
Proceeds from issuance of Management warrants	$ 1,000