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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
OPERATING ACTIVITIES |  |  |
Net income | $ 14,775 | $ 133,584 | $ 79,277
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization | 199,039 | 133,047 | 104,232
Deferred income taxes | (18,081) | 2,412 | (5,869)
Stock-based compensation expense | 1,620 | 1,399 | 1,150
Debt-related amortization | 1,069 | 360 | 0
Gain on disposal of property and equipment | (41,087) | (96,906) | (37,438)
Changes in certain working capital items (net of acquisition): |  |  |
Trade receivables | 37,079 | 20,033 | 2,765
Prepaid expenses and other current assets | 9,065 | 845 | 3,657
Accounts payable, accrued liabilities, and accrued expenses | (30,998) | (1,227) | (18,476)
Accrued income taxes | (7,214) | 1,166 | (5,880)
Net cash provided by operating activities | 165,267 | 194,713 | 123,418
INVESTING ACTIVITIES |  |  |
Proceeds from sale of property and equipment | 137,319 | 172,750 | 130,184
Purchases of property and equipment, net of trades | (208,596) | (160,568) | (132,640)
Acquisition of business, net of cash acquired | 0 | (675,852) | 0
Change in other assets | 3,410 | 411 | (191)
Net cash used in investing activities | (67,867) | (663,259) | (2,647)
FINANCING ACTIVITIES |  |  |
Cash dividends paid | (6,322) | (6,318) | (45,872)
Proceeds from issuance of long-term debt | 0 | 447,343 | 0
Shares withheld for employee taxes related to stock-based compensation | (290) | (290) | (247)
Repayments on finance leases and debt | (114,078) | (81,478) | 0
Repurchases of common stock | 0 | 0 | (32,025)
Net cash provided by (used in) financing activities | (120,690) | 359,257 | (78,144)
Net increase (decrease) in cash and cash equivalents | (23,290) | (109,289) | 42,627
CASH, CASH EQUIVALENTS AND RESTRICTED CASH |  |  |
Beginning of period | 64,478 | 173,767 | 131,140
End of period | 41,188 | 64,478 | 173,767
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION |  |  |
Cash paid during the period for interest expense | 22,444 | 6,384 | 0
Cash paid during the period for income taxes, net of refunds | 30,135 | 44,010 | 38,519
Noncash investing and financing activities: |  |  |
Fair value of revenue equipment traded | 0 | 428 | 0
Purchased property and equipment in accounts payable | 3,912 | 11,938 | 9,019
Sold revenue equipment and property in other current assets | 2,516 | 1,558 | 1,512
Right-of-use assets obtained in exchange for operating lease liabilities | 8,236 | 3,345 | 0
RECONCILIATION OF CASH, CASH EQUIVALENTS AND RESTRICTED CASH |  |  |
Cash and cash equivalents | 28,123 | 49,462 | 157,742
Restricted cash included in other current assets | 332 | 752 | 928
Restricted cash included in other assets | 12,733 | 14,264 | 15,097
Total cash, cash equivalents and restricted cash | $ 41,188 | $ 64,478 | $ 173,767

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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-03(i)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479886/946-10-S99-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-14 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 12 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-12 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
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- Definition The current cash, cash equivalents and investments that are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes current cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(9)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480632/954-210-45-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480602/954-210-50-2 + Details
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- Definition The noncurrent cash, cash equivalents and investments that is restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits classified as long-term; that is not expected to be released from such existing restrictions within one year of the balance sheet date or operating cycle, whichever is longer. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes noncurrent cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480632/954-210-45-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480602/954-210-50-2 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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