Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Oct. 01, 2022
Cash flows from operating activities:
Net income (loss)	$ 9,901	$ 42,040
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	55,196	49,342
Stock-based compensation	10,872	8,585
Net loss on disposals and impairments of assets	464	274
Deferred income taxes	(13,433)	(6,955)
Changes in operating assets and liabilities:
Accounts receivable	7,374	(1,029)
Inventories	(2,190)	(11,080)
Income taxes	3,571	4,530
Prepaid expenses and other assets	(5,903)	20,082
Accounts payable	5,199	28,889
Customer prepayments	(27,279)	(34,225)
Accrued compensation and benefits	(6,923)	(23,735)
Other taxes and withholding	5	4,744
Other accruals and liabilities	(5,038)	(1,340)
Net cash provided by operating activities	31,816	80,122
Cash flows from investing activities:
Purchases of property and equipment	(48,022)	(52,808)
Issuance of note receivable	(1,317)	0
Proceeds from sales of property and equipment	10	49
Net cash used in investing activities	(49,329)	(52,759)
Cash flows from financing activities:
Net increase in short-term borrowings	20,334	34,781
Repurchases of common stock	(3,711)	(64,141)
Proceeds from issuance of common stock	428	998
Debt issuance costs	(424)	(42)
Net cash provided by (used in) financing activities	16,627	(28,404)
Net decrease in cash and cash equivalents	(886)	(1,041)
Cash and cash equivalents, at beginning of period	1,792	2,389
Cash and cash equivalents, at end of period	$ 906	$ 1,348