Long-Term Debt (Narrative) (Details) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended		9 Months Ended
	Oct. 12, 2023	Apr. 15, 2021	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Debt Instrument [Line Items]
Repayment of portion of outstanding borrowings			$ 10,629	$ 6,172	$ 31,435	$ 13,557
Tranche A Subfacility [Member]
Debt Instrument [Line Items]
Line of credit facility, frequency of payment and payment terms					The Tranche A Subfacility and Term Loan Facility mature on December 31, 2025. Commencing in March 2023, the Term Loan Facility is being repaid in monthly installments equal to 1/84th of the principal amount of the Term Loan Facility outstanding as at March 31, 2023, with the remaining amount payable at the maturity thereof.
Line of credit facility, interest rate description					Borrowings under the Asset-Based Credit Facilities bear interest based on various reference rates, including the Secured Overnight Financing Rate, plus applicable margins, which are set quarterly based on average borrowing availability for the preceding fiscal quarter. For the three quarters ended September 30, 2023, the weighted-average interest rate on all outstanding borrowings under the Asset-Based Credit Facilities was 7.21% (October 1, 2022 - 3.83%).
Tranche A Subfacility [Member] | Amendment To Credit Agreement [Member] | Maximum [Member]
Debt Instrument [Line Items]
Debt instrument, term					5 years
Line of credit facility, maximum borrowing capacity			230,000		$ 230,000
Line of credit facility, increased maximum borrowing capacity			250,000		$ 250,000
Tranche A Subfacility [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Repayment of portion of outstanding borrowings	$ 74,800
Tranche B Subfacility [Member]
Debt Instrument [Line Items]
Debt instrument, term		2 years
Line of credit facility, maximum borrowing capacity		$ 20,000
Line of credit facility, frequency of payment and payment terms					The Tranche B Subfacility matures on April 15, 2024, with amortization payments of $2.5 million, payable at the end of each fiscal quarter, commencing with the first quarter of 2023, with the remaining amount payable at the maturity thereof. Each repayment of Tranche B Subfacility loans results in an increase of the Lenders' commitments under the Tranche A Subfacility, provided that such increases will not cause the aggregate Lenders' commitments under the Tranche A Subfacility to exceed $250 million.
Term Loan Facility [Member]
Debt Instrument [Line Items]
Debt instrument, term					5 years
Line of credit facility, maximum borrowing capacity			$ 75,000		$ 75,000