Income Taxes Income Taxes Effective Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2021	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Effective Income Tax Rate Reconciliation
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	21.00%	35.00%
Income tax provision at the U.S. federal statutory rate	$ (32,087)	$ (36,011)	$ (120,732)
State income tax provision, net of U.S. federal income tax effect	(4,664)	(6,470)	(221)
Prior years' tax matters	1,761	6,135	(9,970)
Excess federal tax benefits from share-based compensation	5,338	5,841	10,250
Foreign and U.S. tax effects of foreign operations	(397)	250	(856)
Valuation allowances	(4,593)	(2,833)	5,120
Non-deductible goodwill	0	0	(41)
Tax credits	1,901	879	1,089
Non-deductible executive compensation	(1,973)	(1,925)	(1,098)
Unrepatriated earnings	(283)	(402)	(326)
Non-deductible expenses and other	34	(5)	1,984
Income tax provision	(34,963)	(34,541)	(114,801)
Current State and Local Tax Expense (Benefit)	3,723	6,093	2,661
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ 4,785	$ 3,008	(5,120)
Tax Act
Effective Income Tax Rate Reconciliation
Prior years' tax matters			(9,542)
Income tax provision			(2,159)
Federal rate change			(2,426)
Nondeductible expense related to certain executive compensation			(991)
Current State and Local Tax Expense (Benefit)			28
Tax Credit, Foreign, Amount			1,286
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount			$ (7,535)