Significant Accounting Policies Stock Compensation Activity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended			3 Months Ended		3 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Jul. 01, 2012	Dec. 30, 2012 Restricted Stock [Member]	Sep. 30, 2012 Restricted Stock [Member]	Dec. 30, 2012 Restricted Stock Units (RSUs) [Member]	Sep. 30, 2012 Restricted Stock Units (RSUs) [Member]	Dec. 30, 2012 Performance Based RSUs 1 Year Vesting [Member]	Dec. 30, 2012 Performance Based RSUs 2 Year Vesting [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Amortization of unearned restricted stock compensation	$ 2,775	$ 4,307
Granted Shares	552	687						90	462
Nonvested Awards Outstanding, Shares					13	1,221	1,931
Nonvested Awards Outstanding, Weighted Average Grant Date Fair Value					$ 28.00	$ 35.95	$ 28.45
Nonvested Awards Outstanding, Grant Date Fair Value				364		43,891	54,931
Granted, Shares						552
Granted, Weighted Average Grant Date Fair Value						$ 44.83
Granted, Grant Date Fair Value		18,457	24,748			24,748
Vested, Shares						(999)
Vested, Weighted Average Grant Date Fair Value						$ 28.23
Vested, Grant Date Fair Value						(28,200)
Forfeited, Shares						(263)
Forfeited, Weighted Average Grant Date Fair Value						$ 28.85
Forfeited, Fair Value at Grant Date						$ (7,588)