Interest Expense, net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Interest Expense and Interest Income [Line Items]
Tax at statutory federal rate	$ 17,452	$ 22,692	$ 65,656	$ 78,632
Interest expense	53,775	27,918	131,905	57,501
Amortization of deferred financing fees	3,608	1,089	7,608	2,291
Interest income	(3,094)	(490)	(6,948)	(2,100)
Interest expense, net	$ 54,289	28,517	$ 132,565	57,692
Variable Interest Entity, Primary Beneficiary [Member]
Interest Expense and Interest Income [Line Items]
Interest expense, net		$ 2,300		$ 7,000