DISCONTINUED OPERATIONS - Summary of Accruals (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Movement in Accrued Expenses and Other Current Liabilities [Roll Forward]
Balance at December 31, 2013	$ 16,287
Expenses	3,516
Cash payments	(6,862)
Non-cash charges and adjustments	(95)
Balance at September 30, 2014	12,846
Legal Settlement
Movement in Accrued Expenses and Other Current Liabilities [Roll Forward]
Balance at December 31, 2013	15,000
Expenses	291
Cash payments	(3,014)
Non-cash charges and adjustments	0
Balance at September 30, 2014	12,277
Employee Severance
Movement in Accrued Expenses and Other Current Liabilities [Roll Forward]
Balance at December 31, 2013	92
Expenses	0
Cash payments	(92)
Non-cash charges and adjustments	0
Balance at September 30, 2014	0
Other Expense
Movement in Accrued Expenses and Other Current Liabilities [Roll Forward]
Balance at December 31, 2013	1,195
Expenses	3,225
Cash payments	(3,756)
Non-cash charges and adjustments	(95)
Balance at September 30, 2014	$ 569