Income Taxes Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Income Tax Contingency
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns	$ 17,987
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns
Unrecognized Tax Benefits, Beginning Balance	27,632	$ 28,848	$ 19,545
Tax positions of current year, additions	1,356	3,874	8,251
Tax positions of prior years, additions	0	2,598	1,704
Tax positions of prior years, reductions	(227)	(7,553)	(295)
Settlements, reductions	0	(21)	(34)
Lapse of statute of limitations, reductions	(6,438)	(114)	(323)
Unrecognized Tax Benefits, Ending Balance	22,323	27,632	28,848
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Upper Bound	1,661
Unrecognized Tax Benefits, Interest on Income Taxes Expense	(489)	(12)	161
Unrecognized Tax Benefits, Income Tax Penalties Income	81	309	$ 106
Unrecognized Tax Benefits, Interest on Income Taxes Accrued	946	1,428
Unrecognized Tax Benefits, Income Tax Penalties Accrued	$ 118	$ 199

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

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Amount of expense for penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of interest expense accrued for an underpayment of income taxes.

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