Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 30, 2024	Dec. 31, 2023
Current assets:
Cash	$ 15,099	$ 11,070
Accounts receivable, net	345,136	360,470
Operating supplies	20,933	18,369
Other current assets	102,092	116,771
Total current assets	483,260	506,680
Property and equipment, net	337,521	312,678
Right-of-use assets - operating leases	111,408	110,248
Marketable securities and other investments	33,892	34,565
Loss Contingency, Receivable	200,000	200,000
Total	12,007	11,875
Intangible assets, net	18,843	20,214
Goodwill	84,739	84,800
Total assets	1,281,670	1,281,060
Current liabilities:
Accounts payable	61,717	59,140
Accrued expenses	58,390	81,944
Current portion of long-term debt and finance lease liabilities	37,490	45,223
Other current liabilities	91,144	89,965
Total current liabilities	248,741	276,272
Long-term debt	309,423	283,177
Lease liabilities - finance leases	14,682	13,544
Lease liabilities - operating leases	72,014	71,134
Self-insurance accruals	90,733	84,053
Estimated Litigation Liability, Noncurrent	200,000	200,000
Other noncurrent liabilities	11,606	11,726
Total liabilities	947,199	939,906
Redeemable common shares related to 401KSOP and Employee Stock Ownership Plan (ESOP) 8,645 and 8,499 shares at redemption value as of March 30, 2024 and December 31, 2023	191,916	188,680
Common shareholders' equity:
Common shares, $.50 par value, per share; 96,000 shares authorized; 77,183 and 77,328 shares issued and outstanding before deducting treasury shares and which excludes 8,645 and 8,499 shares subject to redemption as of March 30, 2024 and December 31, 2023	39,161	39,308
Additional paid-in capital	195,482	197,962
Common shares subscribed, unissued	22,796	22,832
Retained earnings	327,091	330,436
Accumulated other comprehensive loss	(5,502)	(4,785)
Shareholders' equity before treasury stock	579,028	585,753
Less: Cost of common shares held in treasury; 44,323 shares at March 30, 2024 and 44,480 shares at December 31, 2023	420,097	416,616
Common shares subscription receivable	16,376	16,663
Total common shareholders' equity	142,555	152,474
Total liabilities and shareholders' equity	$ 1,281,670	$ 1,281,060
Common stock, par value per share	$ 0.50	$ 0.50
Common stock, shares authorized	96,000,000	96,000,000
Common stock, shares, issued	77,183,000	77,328,000
Common stock, shares, outstanding, before treasury shares	77,183,000	77,328,000
Shares subject to redemption	8,645,000	8,499,000
Treasury stock, shares	44,323,000	44,480,000