Summary Of Significant Accounting Policies - Allowance For Credit Loss (Details) - USD ($) $ in Thousands  | 
3 Months Ended | |
|---|---|---|
Apr. 02, 2022  | 
Mar. 27, 2021  | 
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| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Beginning Balance | $ 5,449 | $ 4,485 | 
| Recoveries | 0 | |
| Write-offs | (1,017) | 0 | 
| Provision (Reversal) | 975 | (597) | 
| Ending balance | 5,773 | $ 3,888 | 
| Cumulative Effect, Period of Adoption, Adjustment [Member] | ||
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Beginning Balance | $ 366 | |
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- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of increase in allowance for credit loss on accounts receivable, from recovery. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of direct write-downs of accounts receivable charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Details 
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