Property and Equipment, Net - Depreciation Expense Table (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Depreciation Expense [Line Items]
Depreciation expense	$ 5,940	$ 5,080
Continuing Operations [Member]
Depreciation Expense [Line Items]
Depreciation expense	5,940	5,080
Cost of Sales [Member] | Continuing Operations [Member]
Depreciation Expense [Line Items]
Depreciation expense	5,230	4,360
Selling, General and Administrative Expenses [Member] | Continuing Operations [Member]
Depreciation Expense [Line Items]
Depreciation expense	$ 710	$ 720