Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 25, 2021	Jun. 26, 2020
Cash flows from operating activities:
Net loss	$ (7,092)	$ (22,247)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	27,910	28,983
Amortization of Debt Issuance Costs	3,051	3,050
Unrealized loss on interest rate cap	0	4
Deferred income taxes	408	(5,202)
Gain on sale of business	0	(979)
Loss (gain) on sale and disposal of property and equipment	205	(15)
Equity-based compensation	2,238	2,547
Bad debt expense	180	565
Fair value adjustment to contingent value rights	2,840	(1,000)
Change in operating assets and liabilities:
Accounts receivable	(6,313)	(7,066)
Inventories	(15,234)	21,226
Prepaid expenses and other assets	(6,481)	3,341
Accounts payable and accrued liabilities	(6,327)	14,900
Net cash (used in) provided by operating activities	(4,615)	38,107
Cash flows from investing activities:
Acquisition of business, net of cash acquired	(25,821)	0
Purchases of property and equipment	(4,413)	(5,055)
Proceeds from sale of business	0	600
Other	(429)	37
Net cash used in investing activities	(30,663)	(4,418)
Cash flows from financing activities:
Payments on long-term debt	(3,595)	(3,994)
Proceeds from revolving credit facility	0	52,000
Payment of deferred initial public offering costs	(2,730)	0
Proceeds from capital contributions	0	243
Net cash (used in) provided by financing activities	(6,325)	48,249
Effect of exchange rate changes on cash and cash equivalents	(5)	(288)
Net (decrease) increase in cash and cash equivalents	(41,608)	81,650
Cash and cash equivalents at beginning of the period	77,458	33,177
Cash and cash equivalents at end of the period	35,850	114,827
Supplementary cash flow information:
Cash payments for interest	16,083	22,877
Cash paid for taxes, net	743	253
Noncash investing and financing activities:
Noncash equity contribution	10,025	0
Capital expenditure in accounts payable	$ 251	$ 630