Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 24, 2021	Sep. 25, 2020
Cash flows from operating activities:
Net loss	$ (28,632)	$ (20,844)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	42,197	43,351
Amortization of debt issuance costs	4,208	4,575
Write-off of unamortized debt issuance costs	6,645	0
Unrealized loss on interest rate cap	0	5
Deferred income taxes	(3,563)	(5,797)
Gain on sale of business	0	(979)
Loss on sale and disposal of property and equipment	195	16
Equity-based compensation	16,629	3,572
Bad debt expense	443	828
Fair value adjustment to contingent value rights	1,200	300
Change in operating assets and liabilities:
Accounts receivable	(4,097)	(6,910)
Inventories	(15,250)	8,992
Prepaid expenses and other assets	(23,959)	1,696
Accounts payable and accrued liabilities	(7,255)	13,837
Net cash (used in) provided by operating activities	(11,239)	42,642
Cash flows from investing activities:
Acquisition of business, net of cash acquired	(26,077)	0
Purchases of property and equipment	(6,819)	(7,103)
Proceeds from sale of business	0	600
Other	(429)	48
Net cash used in investing activities	(33,325)	(6,455)
Cash flows from financing activities:
Payments on long-term debt	(220,992)	(5,700)
Proceeds from revolving credit facility	0	52,000
Payments on revolving credit facility	0	(40,000)
Proceeds from initial public offering, net of offering costs	249,155	0
Proceeds from capital contributions	0	490
Net cash provided by financing activities	28,163	6,790
Effect of exchange rate changes on cash and cash equivalents	(466)	(35)
Net (decrease) increase in cash and cash equivalents	(16,867)	42,942
Cash and cash equivalents at beginning of the period	77,458	33,177
Cash and cash equivalents at end of the period	60,591	76,119
Supplementary cash flow information:
Cash paid for interest	25,069	33,064
Cash paid for taxes, net	265	298
Noncash investing and financing activities:
Noncash tax receivable agreement liability	112,681	0
Noncash equity contribution	10,025	0
Capital expenditure in accounts payable	$ 237	$ 154