Consolidated Statements of Stockholders' Equity Statement - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Common Stock Held in Treasury	Accumulated Other Comprehensive Loss
Stockholders' Equity, beginning of period at Dec. 30, 2018	$ 648,449	$ 47,042	$ 2,884,696	$ 146,277	$ (2,367,893)	$ (61,673)
Increase (Decrease) in Stockholders' Equity
Net income	31,894	0	0	31,894	0	0
Other comprehensive income, net	6,025	0	0	0	0	6,025
Cash dividends	(23,069)	0	0	(23,069)	0	0
Repurchases of common stock	(29,370)	0	0	0	(29,370)	0
Share-based compensation	5,022	0	5,022	0	0	0
Common stock issued upon exercises of stock options	8,848	0	(205)	0	9,053	0
Common stock issued upon vesting of restricted shares	(6,055)	0	(8,874)	0	2,819	0
Cumulative effect of change in accounting principle	(1,105)	0	0	(1,105)	0	0
Other	55	0	24	(6)	37	0
Stockholders' Equity, end of period at Mar. 31, 2019	640,694	47,042	2,880,663	153,991	(2,385,354)	(55,648)
Stockholders' Equity, beginning of period at Dec. 29, 2019	516,359	47,042	2,874,001	185,725	(2,536,581)	(53,828)
Increase (Decrease) in Stockholders' Equity
Net income	14,441	0	0	14,441	0	0
Other comprehensive income, net	(12,507)	0	0	0	0	(12,507)
Cash dividends	(26,793)	0	0	(26,793)	0	0
Repurchases of common stock	(43,336)	0	15,000	0	(58,336)	0
Share-based compensation	4,539	0	4,539	0	0	0
Common stock issued upon exercises of stock options	1,610	0	280	0	1,330	0
Common stock issued upon vesting of restricted shares	(3,291)	0	(4,017)	0	726	0
Other	53	0	33	(7)	27	0
Stockholders' Equity, end of period at Mar. 29, 2020	$ 451,075	$ 47,042	$ 2,889,836	$ 173,366	$ (2,592,834)	$ (66,335)