Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 01, 2023	Dec. 31, 2022
Current:
Cash and cash equivalents	$ 113,575	$ 157,997
Marketable securities	214,229	186,419
SERP investment	23,806	22,696
Accounts receivable, net	49,947	50,863
Inventories	307,800	293,274
Prepaid expenses and other current assets	29,427	29,921
Total current assets	738,784	741,170
Property and equipment, net	961,728	970,913
Operating lease right-to-use	173,812	175,952
Goodwill	52,330	52,330
Intangible and other assets, net	18,051	18,785
Total assets	1,944,705	1,959,150
Current:
Accounts payable	198,907	206,849
Accrued expenses	32,560	57,431
Operating leases	43,233	43,527
Accrued self-insurance	18,299	19,416
Deferred revenue, net	9,445	11,774
Income taxes payable	12,970	6,354
Total current liabilities	315,414	345,351
Postretirement benefit obligations	25,582	25,270
Accrued self-insurance	23,562	23,712
Operating leases	140,293	142,424
Deferred income taxes	114,406	111,225
Other	5,237	9,334
Total liabilities	624,494	657,316
Shareholders' Equity
Common stock, no par value, 100,800,000 shares authorized, 33,047,807 shares issued, 26,898,443 shares outstanding	9,949	9,949
Retained earnings	1,465,860	1,449,191
Accumulated other comprehensive income (loss) (Net of deferred taxes of $1,710 in 2023 and $2,342 in 2022)	(4,741)	(6,449)
Shareholders' equity before treasury stock	1,471,068	1,452,691
Treasury stock at cost, 6,149,364 shares	(150,857)	(150,857)
Total shareholders' equity	1,320,211	1,301,834
Total liabilities and shareholders' equity	$ 1,944,705	$ 1,959,150