Commitments And Contingencies (Minimum Annual Rentals On Leases Including Related Party Commitments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 01, 2012
Long-term Purchase Commitment [Line Items]
2013	$ 17,376
2014	15,369
2015	12,092
2016	7,310
2017	4,653
Thereafter	33,298
Total	90,098
Related Party Commitments [Member]
Long-term Purchase Commitment [Line Items]
2013	2,293
2014	2,296
2015	2,314
2016	2,350
2017	2,353
Thereafter	32,045
Total	$ 43,651