Property and Equipment, Net - Depreciation Expense Table (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Continuing Operations [Member]	Jun. 30, 2013 Continuing Operations [Member]	Jun. 30, 2014 Continuing Operations [Member]	Jun. 30, 2012 Continuing Operations [Member]	Jun. 30, 2014 Cost of Sales [Member] Continuing Operations [Member]	Jun. 30, 2013 Cost of Sales [Member] Continuing Operations [Member]	Jun. 30, 2014 Cost of Sales [Member] Continuing Operations [Member]	Jun. 30, 2012 Cost of Sales [Member] Continuing Operations [Member]	Jun. 30, 2014 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]	Jun. 30, 2013 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]	Jun. 30, 2014 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]	Jun. 30, 2012 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]
Depreciation Expense [Line Items]
Depreciation expense	$ 16,320	$ 14,560	$ 8,290	$ 7,510	$ 16,320	$ 14,560	$ 6,990	$ 6,410	$ 13,730	$ 12,470	$ 1,300	$ 1,100	$ 2,590	$ 2,090