CONSOLIDATED FINANCIAL STATEMENT DETAILS - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Accrued expenses and other current liabilities:
Accrued employee compensation and benefits	$ 104,481	$ 101,830
Accrued advertising expense	87,064	87,485
Accrued revenue share expense	34,111	50,624
Income taxes payable	33,029	41,157
Other	124,566	116,453
Accrued expenses and other current liabilities	$ 383,251	$ 397,549