INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision (benefit) for income taxes	$ 7,086	$ 4,372
Effective income tax rate reconciliation, excluding discrete items, percent	34.00%
Effective income tax rate reconciliation, percent	41.00%	41.00%
Turing Pharmaceuticals AG
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision (benefit) for income taxes	$ 17,400