Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 25, 2021	Sep. 26, 2020
Cash Flows from Operating Activities:
Net income	$ 97,452	$ 70,919
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation, amortization and accretion	24,931	22,544
Gain on equity method investment		(2,498)
Provision for doubtful accounts	61	197
Benefit for deferred income taxes	(414)	(1,154)
Provision for stock-based compensation	6,212	4,069
Payment of contingent consideration	(2,418)
Changes in assets and liabilities:
Accounts receivable	20,746	(11,685)
Inventories	(97,156)	3,093
Prepaids and other current assets	(7,216)	1,360
Other assets	(3,639)	(1,923)
Accounts payable	20,456	20,334
Accrued customer rebates and returns	23,786	24,690
Accrued compensation and other liabilities	(5,200)	15,773
Cash provided by operating activities	77,601	145,719
Cash Flows from Investing Activities:
Acquisition, net of cash acquired	(345,483)	(14,308)
Property, plant and equipment additions	(15,274)	(12,061)
Cash used in investing activities	(360,757)	(26,369)
Cash Flows from Financing Activities:
Proceeds of revolving credit line	252,360	99,000
Payments of revolving credit line	(3,000)	(99,000)
Payment of contingent consideration	(7,982)
Payment of debt issuance costs	(4,215)
Proceeds from exercise of stock options	909
Other stock-related activity	1,055	112
Purchase and cancellation of common stock	(54,272)	(17,313)
Cash provided by (used in) financing activities	184,855	(17,201)
Effect of exchange rate changes on Cash and Cash Equivalents	(12)
Net (Decrease) Increase in Cash and Cash Equivalents	(98,313)	102,149
Cash and Cash Equivalents, Beginning of Period	155,576	68,353
Cash and Cash Equivalents, End of Period	57,263	170,502
Supplemental Cash Flow Information
Cash paid for interest expense	567	680
Cash paid for income taxes	$ 37,500	$ 19,575