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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Cash flows used in operating activities: |  |
Net income | $ 15,309 | $ 11,671
Adjustments to reconcile net income to net cash used in operating activities: |  |
Depreciation and amortization | 3,531 | 3,720
Bad debt provision | 4,921 | 6,907
Deferred income taxes | (121) | 43
Share-based compensation expense | 2,484 | 2,058
Amortization of premium on marketable securities | 459 | 533
Unrealized gain on deferred compensation fund investments | (4,110) | (1,502)
Changes in other long-term liabilities | 1,308 | 336
Net loss on disposals of property and equipment | 180 | 128
Changes in operating assets and liabilities: |  |
Accounts and notes receivable | (27,007) | (20,633)
Inventories and supplies | 438 | 935
Prepaid expenses and other assets | 3,350 | 4,076
Deferred compensation funding | 653 | 683
Accounts payable and other accrued expenses | (13,493) | (6,422)
Accrued payroll, accrued and withheld payroll taxes | (16,815) | (19,766)
Income taxes payable | (2,070) | (2,136)
Accrued insurance claims | 1,556 | 2,366
Deferred compensation liability | 3,394 | 713
Net cash used in operating activities | (26,033) | (16,290)
Cash flows from (used in) investing activities: |  |
Disposals of property and equipment | 25 | 57
Additions to property and equipment | (2,198) | (1,010)
Acquisition of equity method investment | (2,750) | 0
Sales of marketable securities | 16,639 | 210
Net cash from (used in) investing activities | 11,716 | (743)
Cash flows from financing activities: |  |
Purchases of treasury stock | 0 | (2,223)
Proceeds from short-term borrowings | 15,000 | 10,000
Payments of statutory withholding on net issuance of restricted stock units | (1,030) | (870)
Net cash from financing activities | 13,970 | 6,907
Net decrease in cash, cash equivalents and restricted cash equivalents | (347) | (10,126)
Cash, cash equivalents and restricted cash equivalents at beginning of the period |  | 26,279
Cash, cash equivalents and restricted cash equivalents at end of the period | $ 53,983 | $ 16,153

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