Long-Term Debt (Details Textual) (USD $)	3 Months Ended						3 Months Ended
	Aug. 29, 2013	Aug. 30, 2012	Feb. 28, 2013	Feb. 29, 2008	Aug. 29, 2013 Swap [Member] Long Term Assets [Member]	May 30, 2013 Swap [Member] Long Term Assets [Member]	Aug. 29, 2013 Subsequent Event [Member] Senior Notes [Member]	Mar. 19, 2008 Cash Flow Hedging [Member]	Aug. 29, 2013 Interest Rate Swap [Member]
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion		$ 28,000
Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion Net Of Tax		17,000
Derivative Fair Value Net Of Tax								338,000
Derivative Liability, Fair Value, Gross Liability								567,000
Derivative, Description of Variable Rate Basis	one-month LIBOR
Derivative, Variable Interest Rate									0.19%
Derivative, Fixed Interest Rate	0.96%								3.49%
Derivative, Amount of Hedged Item			25,000,000	25,000,000
Derivative, Notional Amount					25,000,000
Debt Instrument, Face Amount	50,000,000
Notes Issued							50,000,000
Debt Instrument, Interest Rate, Stated Percentage							4.02%
Debt Instrument, Maturity Date	Aug. 14, 2025
Debt Instrument, Annual Principal Payment							10,000,000
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	444,000
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	268,000	0
Derivative, Fair Value, Net, Total					$ 474,000	$ 30,000