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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
CURRENT ASSETS |  |
Cash and cash equivalents | $ 215,590 | $ 262,226
Short-term investments | 44,865 | 67,842
Accounts receivable, less allowances (2024 - $8,788; 2023 - $10,346) | 429,511 | 430,122
Other accounts receivable, less allowances (2024 - $654; 2023 - $731) | 11,846 | 52,124
Prepaid expenses | 31,835 | 37,034
Prepaid and refundable income taxes | 22,555 | 24,319
Other | 11,011 | 11,116
TOTAL CURRENT ASSETS | 767,213 | 884,783
PROPERTY, PLANT AND EQUIPMENT |  |
Land and structures | 507,194 | 460,068
Revenue equipment | 1,143,985 | 1,126,055
Service, office, and other equipment | 326,633 | 319,466
Software | 177,933 | 173,354
Leasehold improvements | 27,675 | 24,429
TOTAL PROPERTY, PLANT AND EQUIPMENT, Gross | 2,183,420 | 2,103,372
Less allowances for depreciation and amortization | 1,212,381 | 1,188,548
PROPERTY, PLANT AND EQUIPMENT, net | 971,039 | 914,824
GOODWILL | 304,753 | 304,753
INTANGIBLE ASSETS, net | 94,740 | 101,150
OPERATING RIGHT-OF-USE ASSETS | 186,779 | 169,999
DEFERRED INCOME TAXES | 9,974 | 8,140
OTHER LONG-TERM ASSETS | 74,031 | 101,445
TOTAL ASSETS | 2,408,529 | 2,485,094
CURRENT LIABILITIES |  |
Accounts payable | 222,303 | 214,004
Income taxes payable |  | 10,410
Accrued expenses | 332,258 | 378,029
Current portion of long-term debt | 58,615 | 66,948
Current portion of operating lease liabilities | 32,674 | 32,172
TOTAL CURRENT LIABILITIES | 645,850 | 701,563
LONG-TERM DEBT, less current portion | 144,972 | 161,990
OPERATING LEASE LIABILITIES, less current portion | 185,637 | 176,621
POSTRETIREMENT LIABILITIES, less current portion | 13,264 | 13,319
CONTINGENT CONSIDERATION | 104,070 | 92,900
OTHER LONG-TERM LIABILITIES | 37,606 | 40,553
DEFERRED INCOME TAXES | 45,592 | 55,785
STOCKHOLDERS' EQUITY |  |
Common stock, $0.01 par value, authorized 70,000,000 shares; issued 2024: 30,399,853 shares; 2023: 30,024,125 shares | 304 | 300
Additional paid-in capital | 324,645 | 340,961
Retained earnings | 1,311,549 | 1,272,584
Treasury stock, at cost, 2024: 6,711,805 shares; 2023: 6,460,137 shares | (407,433) | (375,806)
Accumulated other comprehensive income | 2,473 | 4,324
TOTAL STOCKHOLDERS' EQUITY | 1,231,538 | 1,242,363
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ 2,408,529 | $ 2,485,094

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