Accounts Receivable (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			1 Months Ended	12 Months Ended		1 Months Ended	12 Months Ended
	Mar. 03, 2012	Feb. 27, 2010	Feb. 26, 2011	Oct. 31, 2009 First Lien Facility	Feb. 27, 2010 First Lien Facility	Oct. 26, 2009 First Lien Facility	Oct. 31, 2009 Second Lien Facility	Feb. 27, 2010 Second Lien Facility	Oct. 26, 2009 Second Lien Facility
Accounts Receivable
Allowance for uncollectable accounts	$ 28,832		$ 25,116
Accounts Receivable
Accounts receivable securitization term loan									225,000
Prepayment penalty related to refinancing							2,250
Unamortized discount									3,822
Receivable transfer activity
Average amount of outstanding receivables transferred		226,521
Total receivable transfers		2,240,000		250,000
Collections made by the Company as part of the servicing arrangement on behalf of the CPVs		2,320,000
Reference rate for variable interest rate	LIBOR			LIBOR
Percentage points added to the reference rate						2.00%
Liquidity fee percentage				3.50%
Total facility commitment						345,000
Program and liquidity fees					11,980
Financing fees								$ 24,882