Property and Equipment, Net - Depreciation Expense Table (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Continuing Operations [Member]	Sep. 30, 2012 Continuing Operations [Member]	Sep. 30, 2013 Continuing Operations [Member]	Sep. 30, 2011 Continuing Operations [Member]	Sep. 30, 2013 Cost of Sales [Member] Continuing Operations [Member]	Sep. 30, 2012 Cost of Sales [Member] Continuing Operations [Member]	Sep. 30, 2013 Cost of Sales [Member] Continuing Operations [Member]	Sep. 30, 2011 Cost of Sales [Member] Continuing Operations [Member]	Sep. 30, 2013 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]	Sep. 30, 2012 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]	Sep. 30, 2013 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]	Sep. 30, 2011 Selling, General and Administrative Expenses [Member] Continuing Operations [Member]
Depreciation Expense [Line Items]
Depreciation expense	$ 22,190	$ 18,990	$ 7,630	$ 6,300	$ 22,190	$ 18,990	$ 6,440	$ 5,400	$ 18,910	$ 16,420	$ 1,190	$ 900	$ 3,280	$ 2,570