Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 27, 2015	Dec. 27, 2014
Assets
Cash and cash equivalents	$ 23,878	$ 22,986
Marketable securities	79,637	73,959
SERP investment	10,509	9,121
Accounts receivable, net	69,109	70,642
Inventories	230,961	239,641
Prepaid expenses and other current assets	14,705	17,432
Income taxes recoverable	0	612
Total current assets	428,799	434,393
Property and equipment, net	717,915	716,860
Goodwill	35,162	35,162
Intangible and other assets, net	6,055	4,704
Total assets	1,187,931	1,191,119
Liabilities
Accounts payable	133,366	144,812
Accrued expenses	32,777	34,590
Accrued self-insurance	18,830	18,695
Deferred revenue, net	4,193	6,720
Income taxes payable	6,836	0
Deferred income taxes	7,318	5,800
Total current liabilities	203,320	210,617
Postretirement benefit obligations	16,326	18,672
Deferred income taxes	91,686	100,756
Other	5,484	3,242
Total liabilities	316,816	333,287
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	1,007,311	993,911
Accumulated other comprehensive income (Net of deferred taxes of $3,288 in 2015 and $3,371 in 2014)	4,712	4,829
Shareholders' equity before treasury stock	1,021,972	1,008,689
Treasury stock at cost, 6,149,364 shares	(150,857)	(150,857)
Total shareholders' equity	871,115	857,832
Total liabilities and shareholders' equity	$ 1,187,931	$ 1,191,119