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Stock-Based Compensation Plans (Narrative) (Details) (USD $)
3 Months Ended 6 Months Ended 3 Months Ended
Mar. 01, 2014
Mar. 02, 2013
Mar. 01, 2014
Mar. 02, 2013
Mar. 01, 2014
October 16, 2013 Grant [Member]
Nov. 30, 2013
October 16, 2013 Grant [Member]
Management [Member]
Restricted Stock [Member]
Dec. 01, 2012
October 10, 2012 Grant [Member]
Management [Member]
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Issuance of stock (in shares)           84,200 155,600
Stock-based compensation expense $ 436,000 $ 309,000 $ 1,400,000 $ 996,000 $ 934,000