Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019
Cash Flows from Operating Activities:
Net income	$ 36,660	$ 44,905
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation, amortization and accretion	15,035	14,097
Gain on equity method investment	(2,498)
Provision for doubtful accounts	105	21
Benefit for deferred income taxes	(1,074)	(64)
Provision for stock-based compensation	2,718	2,047
Changes in assets and liabilities:
Accounts receivable	151,818	21,500
Inventories	11,564	(21,235)
Prepaids and other current assets	2,462	(11,200)
Other assets	(4,779)	2,238
Accounts payable	(8,665)	(6,925)
Accrued customer rebates and returns	7,557	(7,345)
Accrued compensation and other liabilities	8,498	(1,491)
Cash provided by operating activities	219,401	36,548
Cash Flows from Investing Activities:
Acquisition, net of cash acquired	(14,308)
Property, plant and equipment additions	(7,143)	(17,335)
Cash used in investing activities	(21,451)	(17,335)
Cash Flows from Financing Activities:
Net proceeds of revolving credit line	99,000
Other stock related activity	120	92
Purchase and cancellation of common stock	(5,865)	(24,339)
Cash provided by (used in) financing activities	93,255	(24,247)
Net Increase (Decrease) in Cash and Cash Equivalents	291,205	(5,034)
Cash and Cash Equivalents, Beginning of Period	68,353	43,458
Cash and Cash Equivalents, End of Period	359,558	38,424
Supplemental Cash Flow Information
Cash paid for interest expense	433	90
Cash paid for income taxes	$ 1,750	$ 21,730