Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Nov. 30, 2013		Nov. 24, 2012
Revenues	$ 346,704		$ 332,569
Operating expenses:
Cost of revenues (1)	208,137	[1]	201,551	[1]
Selling and administrative expenses (1)	65,629	[1]	64,288	[1]
Depreciation and amortization	17,298		16,771
Total operating expenses	291,064		282,610
Income from operations	55,640		49,959
Other (income) expense:
Interest expense	208		460
Interest income	(765)		(767)
Foreign exchange (gain) loss	(159)		(160)
Total other (income) expense	(716)		(467)
Income before income taxes	56,356		50,426
Provision for income taxes	21,894		19,666
Net income	34,462		30,760
Income per share – Diluted:
Common Stock (in Dollars per share)	$ 1.71		$ 1.54
Income allocated to – Basic:
Income per share – Diluted	34,462		30,760
Income allocated to – Diluted:
Common Stock	34,031		30,244
Weighted average number of shares outstanding – Diluted:
Common Stock (in Shares)	19,891		19,693
Common Class A [Member]
Income per share – Basic:
Income per share – Basic (in Dollars per share)	$ 1.81		$ 1.62
Income per share – Diluted:
Common Stock (in Dollars per share)	$ 1.71		$ 1.54
Income allocated to – Basic:
Income per share – Diluted	27,208		24,191
Income allocated to – Diluted:
Common Stock	34,031		30,244
Weighted average number of shares outstanding – Basic:
Income allocated to – Basic (in Shares)	15,029		14,925
Weighted average number of shares outstanding – Diluted:
Common Stock (in Shares)	19,891		19,693
Dividends per share:
Income allocated to – Diluted (in Dollars per share)	$ 0.0375		$ 0.0375
Common Class B [Member]
Income per share – Basic:
Income per share – Basic (in Dollars per share)	$ 1.45		$ 1.30
Income allocated to – Basic:
Income per share – Diluted	$ 6,798		$ 6,025
Weighted average number of shares outstanding – Basic:
Income allocated to – Basic (in Shares)	4,693		4,647
Dividends per share:
Income allocated to – Diluted (in Dollars per share)	$ 0.0300		$ 0.0300

[1] Exclusive of depreciation on the Company's property, plant and equipment and amortization on its intangible assets.