Condensed Consolidated Statements of Shareholders' Equity (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
Apr. 04, 2020	Mar. 30, 2019
Statement Of Stockholders Equity [Abstract]
Income tax (benefit) expense related to components of other comprehensive income (loss)	$ (1,151)	$ 386

Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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