Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Nov. 29, 2014		Nov. 30, 2013
Revenues	$ 370,361		$ 346,704
Operating expenses:
Cost of revenues (1)	219,353	[1]	208,137	[1]
Selling and administrative expenses (1)	72,382	[1]	65,629	[1]
Depreciation and amortization	18,037		17,298
Total operating expenses	309,772		291,064
Income from operations	60,589		55,640
Other (income) expense:
Interest expense	188		208
Interest income	(804)		(765)
Foreign exchange loss (gain)	371		(159)
Total other (income) expense	(245)		(716)
Income before income taxes	60,834		56,356
Provision for income taxes	23,421		21,894
Net income	37,413		34,462
Income per share – Diluted:
Common Stock (in Dollars per share)	$ 1.85		$ 1.71
Income allocated to – Basic:
Income per share – Diluted	37,413		34,462
Income allocated to – Diluted:
Common Stock	37,101		34,031
Weighted average number of shares outstanding – Diluted:
Common Stock (in Shares)	20,008		19,891
Common Class A [Member]
Income per share – Basic:
Common Stock (in Dollars per share)	$ 1.96		$ 1.81
Income per share – Diluted:
Common Stock (in Dollars per share)	$ 1.85		$ 1.71
Income allocated to – Basic:
Income per share – Diluted	29,649		27,208
Income allocated to – Diluted:
Common Stock	37,101		34,031
Weighted average number of shares outstanding – Basic:
Income allocated to – Basic (in Shares)	15,128		15,029
Weighted average number of shares outstanding – Diluted:
Common Stock (in Shares)	20,008		19,891
Dividends per share:
Income allocated to – Diluted (in Dollars per share)	$ 0.0375		$ 0.0375
Common Class B [Member]
Income per share – Basic:
Common Stock (in Dollars per share)	$ 1.57		$ 1.45
Income allocated to – Basic:
Income per share – Diluted	$ 7,434		$ 6,798
Weighted average number of shares outstanding – Basic:
Income allocated to – Basic (in Shares)	4,741		4,693
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 of its intangible assets.