Stockholders' Equity Rollforward (Details) - USD ($) $ in Thousands	9 Months Ended
	Oct. 02, 2016	Sep. 27, 2015
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at beginning of period	$ 752,914	$ 1,717,576
Comprehensive Income	112,896	43,197
Cash dividends	(47,793)	(55,414)
Repurchases of common stock	(162,492)	(1,078,404)
Share-based compensation	14,260	18,784
Exercises of stock options	10,600	17,996
Vesting of restricted shares	(3,853)	(7,323)
Tax benefit from share-based compensation	1,898	48,897
Other	145	148
Balance at end of period	$ 678,575	$ 705,457