Stock-based and Deferred Compensation Plans (Equity Compensation Plan Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 19,690	$ 22,432	$ 22,583
Stock options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	5,270	6,378	10,423
Restricted stock and restricted stock units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	8,949	9,143	9,933
Performance-based share units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 5,471	$ 6,911	$ 2,227