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Stock-Based Compensation Plans (Narrative) (Details)				12 Months Ended
	Oct. 14, 2015 USD ($) employees $ / shares shares	Oct. 15, 2014 USD ($) shares	Oct. 15, 2013 USD ($) shares	Aug. 27, 2016 USD ($)	Aug. 29, 2015 USD ($) plans shares	Aug. 30, 2014 USD ($)	Aug. 31, 2013 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense					$ 3,097,000	$ 3,386,000	$ 3,009,000
Repurchased shares, value					6,519,000	26,340,000	12,718,000
Aggregate intrinsic value of awards outstanding					$ 3,300,000
Weighted average remaining contractual life for outstanding options					1 month 28 days
Weighted average remaining contractual life for exercisable options					1 month 28 days
Unrecognized compensation expense related to restricted stock awards					$ 1,200,000
Unrecognized compensation expense, period of recognition					1 year 7 months 10 days
Total fair value of awards vested					$ 4,200,000	3,600,000	1,100,000
Performance-Based Long-Term Plan Employee Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense					$ 360,000	$ 540,000	$ 444,000
Annual Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Annual incentive plan, portion paid in cash					0.667	0.667	0.667
Annual incentive plan, portion paid in restricted stock					0.333	0.333	0.333
Stock-based compensation expense					$ 454,000	$ 2,600,000	$ 3,000,000
Annual Incentive Plan [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted | shares		40,495	38,139
Repurchased shares | shares		20,638	19,436
Long Term Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense					$ 360,000	540,000	444,000
Long Term Incentive Plans [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of award					3 years
Shares granted | shares		25,529	16,006
Shares granted, value		$ 545,000	$ 443,000
Repurchased shares | shares		13,011	7,875
Number of plans established | plans					3
Term of sale restriction period after grant					1 year
Repurchased shares, value		$ 278,000	$ 218,000
2014 Incentive Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized | shares					3,600,000
2014 Incentive Compensation Plan [Member] | Awards Excluding Stock Options and Stock Appreciation Rights [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized | shares					3,600,000
2014 Incentive Compensation Plan [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of award					10 years
2014 Incentive Compensation Plan [Member] | Non-time-based Awards [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period					3 years
2014 Incentive Compensation Plan [Member] | Non-time-based Awards [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period					1 year
2014 Incentive Compensation Plan [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Requisite service period					3 years
Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance of stock to directors (in shares) | shares					2,907
Aggregate intrinsic value of awards outstanding					$ 2,000,000
Aggregate intrinsic value of awards outstanding (in shares) | shares					96,611
Directors [Member] | 2004 Incentive Compensation Plans [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period					6 months
Key Management [Member] | 2014 Incentive Compensation Plan [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period					3 years
Vesting initiation period from grant date					1 year
Share-based Payments [Member] | Annual Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense					$ 157,000	$ 866,000	$ 1,000,000
Subsequent Event [Member] | Annual Incentive Plan [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted | shares	7,914
Repurchased shares | shares	3,511
Subsequent Event [Member] | Long Term Incentive Plans [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted | shares	18,156
Shares granted, value	$ 360,000
Repurchased shares | shares	8,529
Repurchased shares, value	$ 169,000
Subsequent Event [Member] | 2014 Incentive Compensation Plan [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Closing price of common stock on grant date | $ / shares	$ 19.85
Subsequent Event [Member] | Key Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Key Management employees | employees	60
Subsequent Event [Member] | Key Management [Member] | 2014 Incentive Compensation Plan [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted | shares	162,200
Shares granted, value	$ 3,200,000
Subsequent Event [Member] | Non-Management Board Members [Member] | 2014 Incentive Compensation Plan [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted | shares	42,000
Shares granted, value	$ 834,000
Subsequent Event [Member] | Forecasted stock-based comp expense [Member] | 2014 Incentive Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense				$ 1,500,000

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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