Derivative Financial Instruments (Details) (USD $)	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
	Dec. 29, 2012 Derivatives not designated as hedging instruments Other expense	Dec. 29, 2012 Derivatives not designated as hedging instruments Other expense	Dec. 29, 2012 Derivatives designated as cash flow hedging instruments OCI	Dec. 29, 2012 Derivatives designated as cash flow hedging instruments OCI	Dec. 29, 2012 Derivatives designated as cash flow hedging instruments Interest expense	Dec. 29, 2012 Derivatives designated as cash flow hedging instruments Interest expense	Dec. 29, 2012 Interest Rate Cap Derivatives not designated as hedging instruments	May 26, 2012 Interest Rate Cap Derivatives not designated as hedging instruments	Dec. 29, 2012 Interest Rate Cap Derivatives not designated as hedging instruments Other current assets	Dec. 29, 2012 Interest Rate Swap Derivatives designated as cash flow hedging instruments	May 26, 2012 Interest Rate Swap Derivatives designated as cash flow hedging instruments	Dec. 29, 2012 Interest Rate Swap Derivatives designated as cash flow hedging instruments Other liabilities	Dec. 29, 2012 Interest Rate Swap Derivatives designated as cash flow hedging instruments Accumulated other comprehensive loss, net of tax (included in shareholders' equity)
Derivative Financial Instruments
Aggregate notional amount								$ 261,800,000			$ 261,800,000
Description of variable rate basis							LIBOR
Cap Interest rate on LIBOR							3.00%
Applicable margin (as a percent)							4.00%			4.00%
Effective fixed interest rate (as a percent)										1.36%
Fair Value
Derivative assets									4,000
Derivative liabilities												2,522,000	1,109,000
Recorded amounts included in the consolidated statements of comprehensive income
Loss related to effective portion of derivative recognized			92,000	1,109,000
Loss related to ineffective portion of derivative recognized					31,000	673,000
Loss recognized	$ 23,000	$ 46,000