Transactions with Related Parties (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Apr. 01, 2012
Former Management [Member]
Related Party Transaction [Line Items]
Credit for aircraft fees paid by related party	$ 499	$ 258
General and Administrative Expense [Member] | QSCC [Member]
Related Party Transaction [Line Items]
Sublease Income, Related Party	$ 49	$ 49