Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 26, 2020	Dec. 28, 2019
Current:
Cash and cash equivalents	$ 136,612	$ 66,871
Marketable securities	111,855	63,538
SERP investment	22,764	18,935
Accounts receivable, net	56,760	55,764
Inventories	269,024	279,806
Prepaid expenses and other current assets	29,187	23,378
Total current assets	626,202	508,292
Property and equipment, net	924,429	886,928
Operating lease right-to-use	199,901	210,196
Goodwill	52,330	52,330
Intangible and other assets, net	17,559	17,816
Total assets	1,820,421	1,675,562
Current:
Accounts payable	221,566	180,718
Accrued expenses	50,591	39,528
Operating leases	39,165	39,114
Accrued self-insurance	19,306	15,719
Deferred revenue, net	10,583	8,662
Income taxes payable	5,058	8,197
Total current liabilities	346,269	291,938
Postretirement benefit obligations	25,757	22,143
Accrued self-insurance	20,297	17,625
Operating leases	169,064	179,654
Deferred income taxes	103,404	97,041
Other	9,515	8,416
Total liabilities	674,306	616,817
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	1,283,737	1,198,173
Accumulated other comprehensive income (Net of deferred taxes of $1,299 in 2020 and $593 in 2019)	3,286	1,480
Shareholders' equity before treasury stock	1,296,972	1,209,602
Treasury stock at cost, 6,149,364 shares	(150,857)	(150,857)
Total shareholders' equity	1,146,115	1,058,745
Total liabilities and shareholders' equity	$ 1,820,421	$ 1,675,562