Income Taxes - Schedule of Reconciliation of the Beginning and Ending Amount of Reserve for Uncertain Tax Positions(Excluding Interest and Penalties) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Reconciliation of reserve for uncertain tax positions, Excluding Amounts Pertaining to Examined Tax Returns
Beginning Balance	$ 259,301	$ 56,957	$ 57,087
Additions based on tax positions related to current year	23,978	152,983	1,195
Additions for tax positions of prior years	20,336	50,688	93
Reductions for tax positions of prior years	(51,181)	(1,327)	(1,418)
Lapse of statute of limitations	0	0	0
Ending Balance	$ 252,434	$ 259,301	$ 56,957