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v3.6.0.2

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Cash flows from operating activities: |  |  |
Net earnings | $ 432,090 | $ 427,235 | $ 374,792
Adjustments to reconcile net earnings to net cash provided by operating activities: |  |  |
Depreciation and amortization | 361,510 | 339,613 | 294,496
Share-based compensation | 40,625 | 37,228 | 35,333
(Gain)/loss on sale of revenue equipment and other | 5,490 | (1,281) | (6,342)
Provision for deferred income taxes | 50,414 | 80,427 | 79,343
Changes in operating assets and liabilities: |  |  |
Trade accounts receivable | (120,994) | 8,011 | (72,339)
Income taxes receivable or payable | 60,956 | 3,055 | (72,291)
Other current assets | (37,101) | (26,493) | (42,730)
Trade accounts payable | 60,818 | 8,600 | 15,284
Claims accruals | 5,524 | 7,502 | 28,498
Accrued payroll and other accrued expenses | (5,189) | (10,589) | 12,735
Net cash provided by operating activities | 854,143 | 873,308 | 646,779
Cash flows from investing activities: |  |  |
Additions to property and equipment | (638,430) | (725,122) | (808,569)
Proceeds from sale of equipment | 153,174 | 168,686 | 148,859
Change in other assets | (132) | (20,096) | 29
Net cash used in investing activities | (485,388) | (576,532) | (659,681)
Cash flows from financing activities: |  |  |
Proceeds from issuances of long-term debt |  | 349,129 | 499,642
Payments on long-term debt |  | (250,000) | (250,000)
Proceeds from revolving lines of credit and other | 1,715,427 | 2,110,800 | 2,092,193
Payments on revolving lines of credit and other | (1,724,365) | (2,138,466) | (2,110,749)
Purchase of treasury stock | (249,760) | (262,275) | (125,000)
Stock option exercises and other | 1,341 | 2,978 | 7,324
Stock repurchased for payroll taxes | (18,641) | (24,850) | (23,419)
Tax benefit of stock options exercised and restricted shares issued | 7,044 | 12,877 | 16,645
Dividends paid | (98,990) | (97,364) | (93,604)
Net cash provided by/(used in) financing activities | (367,944) | (297,171) | 13,032
Net increase/(decrease) in cash and cash equivalents | 811 | (395) | 130
Cash and cash equivalents at beginning of year | 5,566 | 5,961 | 5,831
Cash and cash equivalents at end of year | 6,377 | 5,566 | 5,961
Supplemental disclosure of cash flow information: |  |  |
Interest | 24,800 | 27,245 | 26,685
Income taxes | $ 143,634 | $ 163,304 | $ 192,955

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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash inflow from sale of machinery and equipment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 + 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/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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