Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 25, 2022	Jun. 26, 2021
Cash flows from operating activities:
Net income	$ 67,655	$ 57,727
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	51,510	51,270
(Gain) loss on disposition of fixed assets	(2,465)	402
Unrealized (gain) loss in value of equity securities	145	82
Deferred income taxes	1,713	3,911
Unrealized (gain) loss in SERP	4,820	(1,768)
Changes in operating assets and liabilities:
Inventories	(33,830)	6,064
Accounts receivable and prepaid expenses	4,213	17,525
Accounts payable and other liabilities	(18,794)	(43,899)
Income taxes	9,140	8,225
Other	286	305
Net cash provided by operating activities	84,393	99,844
Cash flows from investing activities:
Purchase of property and equipment	(53,443)	(77,750)
Proceeds from the sale of property and equipment	5,413	5,745
Purchase of marketable securities	(170,511)	(13,385)
Proceeds from the sale and maturities of marketable securities	136,465	8,630
Purchase of intangible assets	(48)	(17)
Proceeds from sale of intangible assets	125
Change in SERP investment	(549)	(1,797)
Net cash used in investing activities	(82,548)	(78,574)
Cash flows from financing activities:
Dividends paid	(17,215)	(16,677)
Net cash used in financing activities	(17,215)	(16,677)
Net increase (decrease) in cash and cash equivalents	(15,370)	4,593
Cash and cash equivalents at beginning of year	86,048	136,612
Cash and cash equivalents at end of period	$ 70,678	$ 141,205