Earnings per Share (EPS) and Common Stock (Earnings per Share Basic and Diluted) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Earnings Per Share and Common Stock
Net income	$ 38,026	$ 34,455	$ 121,439	$ 87,303
Weighted average shares outstanding—Basic (in shares)	118,328	119,440	118,753	119,628
Dilutive effect of employee stock options, restricted shares and restricted stock units (in shares)	1,573	1,388	1,820	1,606
Weighted average shares outstanding—Diluted (in shares)	119,901	120,828	120,573	121,234
Earnings per share—Basic (in USD per share)	$ 0.32	$ 0.29	$ 1.02	$ 0.73
Earnings per share—Diluted (in USD per share)	$ 0.32	$ 0.29	$ 1.01	$ 0.72