Long-Term Debt (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended		12 Months Ended
	Apr. 15, 2021	Dec. 31, 2020	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
Debt Instrument [Line Items]
Loss on the retirement of note			$ 0	$ 0	$ 8,915
Term Loan Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 75,000
Debt Instrument, Term		5 years
Senior Secured Second Lien Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage					9.50%
Debt Instrument, Redemption Price, Percentage					102.375%
Debt redeemed and retired, amount					$ 223,500
Loss on the retirement of note					$ 8,900
Tranche A Subfacility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Covenant Terms			The Asset-Based Credit Facilities are subject to a number of covenants that, among other things, restrict the Company's ability to create liens on assets; sell assets and enter in sale and leaseback transactions; pay dividends, prepay junior lien and unsecured indebtedness and make other restricted payments; incur additional indebtedness, including finance lease obligations in excess of $150 million, and make guarantees; make investments, loans or advances, including acquisitions; and engage in mergers or consolidations. In addition, the Company and its restricted subsidiaries are required to maintain a minimum fixed charge coverage ratio of 1.0 to 1.0 if excess availability is less than the greater of (i) $15.0 million or (ii) 10% of the lesser of (x) the aggregate commitments under the Revolving Credit Facilities and (y) the aggregate borrowing base. The Company and its restricted subsidiaries are also subject to a maximum senior funded leverage ratio with respect to the Term Loan Facility of 4.75 to 1.00 from the fiscal quarter ending March 31, 2023 to the fiscal quarter ending June 30, 2023, 4.25 to 1.00 from the fiscal quarter ending September 30, 2023 to the fiscal quarter ending December 31, 2023, 3.50 to 1.00 from the fiscal quarter ending March 31, 2024 to the fiscal quarter ending June 30, 2024, and 3.25 to 1.00 from the fiscal quarter ending September 30, 2024 until the Term Loan Facility termination date. As at December 31, 2022, the Company was in compliance with all covenants of the Credit Agreement.
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 ("SOFR") plus an applicable margin, which are set quarterly based on average borrowing availability for the preceding fiscal quarter. The applicable margin for loans under the Tranche A Subfacility range from 0.50% to 1.00% for base rate loans and from 1.50% to 2.00% for SOFR loans, bankers' acceptance equivalent loans and European base rate loans. The applicable margin on loans under the Tranche B Subfacility are the applicable margin for the Tranche A Subfacility plus 1.00%. With respect to loans under the Term Loan Facility, the applicable margin ranges from 1.25% to 1.75% for base rate loans and from 2.25% to 2.75% for SOFR loans. In addition, a credit spread adjustment of 0.10% applies to all SOFR loans. Effective January 1, 2023, a 0.25% margin reduction applies when the Company's total leverage ratio is less than a specific threshold. For the year ended December 31, 2022, the weighted-average interest rate on all outstanding borrowings under the Asset-Based Credit Facilities was 4.73% (January 1, 2022 - 2.36%). In addition to paying interest on outstanding principal under the Asset-Based Credit Facilities, the Company is required to pay commitment fees quarterly, in arrears, equal to (i) 0.25% of the average daily undrawn portion of the Revolving Credit Facilities and (ii) 0.375% of the undrawn portion of the Term Loan Facility.
Tranche A Subfacility [Member] | Line of credit facility, maximum borrowing capacity [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 230,000	$ 250,000
Debt Instrument, Term		5 years
Tranche B Subfacility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 20,000
Debt Instrument, Term	2 years
Line of Credit Facility, Periodic Payment, Principal			$ 2,500