Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 27, 2021	Dec. 26, 2020
Current Assets
Cash and cash equivalents	$ 219,389	$ 249,354
Short-term investments	41,407	41,375
Trade accounts receivable, less allowance of $7,095 and $8,670	824,872	764,169
Other receivables, including advances to independent contractors, less allowance of $6,711 and $7,239	40,067	134,757
Other current assets	11,584	18,520
Total current assets	1,137,319	1,208,175
Operating property, less accumulated depreciation and amortization of $309,464 and $299,407	288,041	296,996
Goodwill	40,732	40,949
Other assets	108,373	107,679
Total assets	1,574,465	1,653,799
Current Liabilities
Cash overdraft	74,754	74,748
Accounts payable	414,440	380,505
Current maturities of long-term debt	32,800	35,415
Insurance claims	39,229	149,774
Dividends payable		76,770
Other current liabilities	101,442	88,925
Total current liabilities	662,665	806,137
Long-term debt, excluding current maturities	58,196	65,359
Insurance claims	39,850	38,867
Deferred income taxes and other noncurrent liabilities	50,835	51,601
Shareholders' Equity
Common stock, $0.01 par value, authorized 160,000,000 shares, issued 68,212,296 and 68,183,702 shares	682	682
Additional paid-in capital	232,597	228,875
Retained earnings	2,115,411	2,046,238
Cost of 29,803,726 and 29,797,639 shares of common stock in treasury	(1,582,818)	(1,581,961)
Accumulated other comprehensive loss	(2,953)	(1,999)
Total shareholders' equity	762,919	691,835
Total liabilities and shareholders' equity	$ 1,574,465	$ 1,653,799