Significant Accounting Policies Stock Compensation Activity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended				9 Months Ended		9 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member]	Sep. 30, 2012 Restricted Stock Units (RSUs) [Member]	Jun. 30, 2013 Restricted Stock [Member]	Sep. 30, 2012 Restricted Stock [Member]	Jun. 30, 2013 Performance Based RSUs 1 Year Vesting [Member]	Jun. 30, 2013 Performance Based RSUs 2 Year Vesting [Member]	Jul. 01, 2012 Performance Based RSUs 2 Year Vesting [Member]	Jul. 01, 2012 Time Based RSUs 2 Year Vesting [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amortization of unearned restricted stock compensation	$ 17,673	$ 4,361	$ 31,830	$ 15,436
Granted Shares	30	42	644	741					90	554	699	42
Nonvested Awards Outstanding, Shares					1,169	1,931	0	13
Nonvested Awards Outstanding, Weighted Average Grant Date Fair Value					$ 37.75	$ 28.45	$ 0.00	$ 28.00
Nonvested Awards Outstanding, Grant Date Fair Value					44,128	54,931	0	364
Granted, Shares					644
Granted, Weighted Average Grant Date Fair Value					$ 45.53
Granted, Grant Date Fair Value			29,319	20,293	29,319
Vested, Shares					(1,116)		(13)
Vested, Weighted Average Grant Date Fair Value					$ 28.21		$ 28.00
Vested, Grant Date Fair Value					(31,485)		(364)
Forfeited, Shares					(290)
Forfeited, Weighted Average Grant Date Fair Value					$ 29.78
Forfeited, Fair Value at Grant Date					$ (8,637)