Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Cash flows from operating activities:
Net income	$ 23,826	$ 12,795
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation	8,470	6,697
Amortization	8,043	4,749
Provision for allowance for doubtful accounts	1,408	2,411
Stock-based compensation	2,205	1,750
Amortization of deferred financing costs, debt discount and premium	304	230
Loss on sales of assets	747	67
Change in operating assets and liabilities (net of effects of acquisition):
Accounts receivable	(39,357)	(24,980)
Inventories	(6,286)	(4,307)
Contract assets, net, prepaid expenses, other current and other assets	10,669	(20,898)
Accounts payable, accrued and other liabilities	7,291	20,039
Net cash provided by (used in) operating activities	17,320	(1,447)
Cash flows from investing activities:
Purchases of property, plant and equipment	(8,180)	(6,512)
Investment in and acquisition of business		(94,321)
Proceeds from sales of assets	8	7
Net cash used in investing activities	(8,172)	(100,826)
Cash flows from financing activities:
Proceeds from issuance of senior notes		63,300
Payments of financing costs		(1,363)
Purchases of common stock relating to tax withholdings on employee equity awards	(1,663)	(1,005)
Net cash (used in) provided by financing activities	(1,663)	60,932
Net increase (decrease) in cash and cash equivalents	7,485	(41,341)
Cash and cash equivalents at beginning of period	96,146	100,320
Cash and cash equivalents at end of period	103,631	58,979
Non-cash activity:
Issuance of common stock in Eco Acquisition		6,108
Establish right-of-use asset	1,324	29,490
Establish operating lease liability	(1,324)	(29,490)
Property, plant and equipment additions in accounts payable	$ 127	$ 1,022