Income Taxes (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Income Taxes [Abstract]
Net deferred tax asset (liability)	$ (51,571,000)	$ (67,935,000)
Net current deferred income tax benefit	48,600,000
Net non-current deferred income tax liability	100,200,000
Unrecognized tax benefits which would impact the effective income tax rate	7,100,000
Unrecognized tax benefits, recognized interest expense	0	100,000	700,000
Unrecognized tax benefits, accrued interest	1,100,000	1,000,000	1,000,000
Unrecognized tax benefits including accrued that could change in coming year	400,000
Net operating losses	4,900,000
Net operating losses, expiration period	a period up to 15 years
Unremitted non-U.S. subsidiary earnings estimated amount	$ 221,600,000