| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 | Dec'08 |
|---|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | |||||||||||
Net income | |||||||||||
166,944 | 168,148 | 202,889 | 79,129 | 123,714 | 98,650 | 86,785 | 103,034 | 102,757 | 80,039 | 56,584 | 67,580 |
Adjustments to reconcile net income to net cash provided by operating activities: | |||||||||||
Depreciation | |||||||||||
249,527 | 230,151 | 217,639 | 209,728 | 193,209 | 176,984 | 173,019 | 166,957 | 158,634 | 152,242 | 155,315 | 167,435 |
Deferred income taxes | |||||||||||
16,401 | 37,694 | -100,948 | 44,632 | 38,442 | 5,038 | -8,389 | -9,068 | 57,863 | -11,921 | 4,908 | -5,685 |
Gain on disposal of property and equipment | |||||||||||
21,557 | 24,898 | 6,798 | 16,432 | 23,240 | 19,260 | 16,408 | 20,533 | 21,290 | 5,907 | 3,192 | 9,896 |
Non-cash equity compensation | |||||||||||
8,077 | 7,394 | 4,546 | 2,381 | 4,361 | 6,070 | 4,809 | 4,602 | 2,599 | 1,461 | 1,243 | 1,455 |
Insurance and claims accruals, net of current portion | |||||||||||
-14,188 | -26,570 | 5,605 | 11,320 | -1,750 | 8,455 | -6,400 | -4,250 | -8,000 | 250 | 7,000 | 10,000 |
Other | |||||||||||
-3,360 | -4,774 | -11,957 | -3,370 | 9,103 | 1,107 | -541 | -237 | -1,073 | 592 | -1,160 | 437 |
Changes in certain working capital items: | |||||||||||
Accounts receivable, net | |||||||||||
-15,081 | 33,753 | 42,802 | 10,349 | -15,704 | 35,080 | 20,514 | -7,579 | 28,448 | 9,524 | -5,196 | -27,560 |
Other current assets | |||||||||||
-975 | 9,979 | -20,173 | -2,245 | -9,455 | 25,926 | -3,398 | -17,581 | 21,744 | 1,218 | -7,535 | 2,656 |
Accounts payable | |||||||||||
-7,537 | 7,559 | 5,831 | -5,272 | 7,256 | -1,497 | 2,793 | -20,172 | 19,381 | 10,839 | -445 | -2,968 |
Other current liabilities | |||||||||||
-12,095 | 14,047 | -140 | 18,291 | -9,362 | 8,934 | 1,105 | 1,103 | -12,199 | 12,130 | -24,542 | 5,868 |
Net cash provided by operating activities | |||||||||||
426,644 | 418,159 | 282,828 | 309,663 | 370,392 | 206,565 | 232,457 | 255,096 | 264,480 | 228,483 | 194,442 | 259,130 |
Cash flows from investing activities: | |||||||||||
Additions to property and equipment | |||||||||||
420,748 | 519,872 | 316,343 | 537,838 | 454,097 | 296,649 | 211,329 | 284,942 | 302,340 | 176,057 | 177,846 | 206,305 |
Proceeds from sales of property and equipment | |||||||||||
136,873 | 170,900 | 117,498 | 108,231 | 102,614 | 84,355 | 59,413 | 60,015 | 70,142 | 57,024 | 79,000 | 85,324 |
Issuance of notes receivable | |||||||||||
0 | 3,300 | 5,000 | 0 | 0 | - | - | - | - | - | - | - |
Decrease in notes receivable | |||||||||||
11,566 | 20,898 | 20,037 | 19,353 | 19,517 | 14,390 | 10,679 | 8,122 | 7,354 | 4,699 | 4,286 | 5,615 |
Other | |||||||||||
- | - | - | - | 3,580 | 5,583 | -979 | 0 | 0 | - | - | - |
Net cash used in investing activities | |||||||||||
-272,309 | -331,374 | -183,808 | -410,254 | -335,546 | -203,487 | -140,258 | -216,805 | -224,844 | -114,334 | -94,560 | -115,366 |
Cash flows from financing activities: | |||||||||||
Repayments of short-term debt | |||||||||||
0 | 40,000 | 45,000 | 20,000 | 10,000 | 10,000 | 20,000 | 160,000 | 50,000 | 50,000 | 50,000 | 0 |
Proceeds from issuance of short-term debt | |||||||||||
0 | 40,000 | 0 | 40,000 | 10,000 | 10,000 | 0 | 180,000 | 50,000 | 50,000 | 20,000 | 30,000 |
Repayments of long-term debt | |||||||||||
100,000 | 20,000 | 60,000 | 40,000 | 0 | 40,000 | 40,000 | 0 | 0 | - | - | - |
Proceeds from issuance of long-term debt | |||||||||||
275,000 | 70,000 | 0 | 125,000 | 0 | 75,000 | 10,000 | 70,000 | 0 | 0 | - | - |
Payment of notes payable | |||||||||||
- | - | - | 3,117 | 3,117 | 0 | 0 | - | - | - | - | - |
Change in net checks issued in excess of cash balances | |||||||||||
0 | -21,539 | 21,539 | 0 | 0 | - | - | -6,671 | 6,671 | 0 | 0 | - |
Dividends on common stock | |||||||||||
286,190 | 23,013 | 18,784 | 17,289 | 15,115 | 14,440 | 14,587 | 124,391 | 50,969 | 130,676 | 104,189 | 164,420 |
Repurchases of common stock | |||||||||||
42,301 | 72,165 | 0 | 0 | 6,438 | 30,587 | 20,060 | 0 | 0 | - | - | 4,486 |
Tax withholding related to net share settlements of restricted stock awards | |||||||||||
1,899 | 1,371 | 1,632 | 1,832 | 1,724 | 1,977 | 1,804 | 674 | 0 | 0 | - | - |
Stock options exercised | |||||||||||
171 | 476 | 2,461 | 370 | 846 | 7,012 | 2,548 | 6,035 | 2,940 | 7,980 | 2,577 | 13,624 |
Excess tax benefits from equity compensation | |||||||||||
- | - | - | 238 | 556 | 1,324 | 379 | 150 | 605 | 3,422 | 1,331 | 6,026 |
Net cash used in financing activities | |||||||||||
-155,219 | -67,612 | -101,416 | 83,370 | -24,992 | -3,668 | -83,524 | -35,551 | -40,753 | -119,274 | -130,281 | -119,256 |
Effect of exchange rate fluctuations on cash | |||||||||||
396 | -374 | 50 | -384 | -625 | -484 | -425 | 276 | -437 | 661 | 205 | -974 |
Net increase in cash, cash equivalents and restricted cash | |||||||||||
-488 | 18,799 | -2,346 | -17,605 | 9,229 | -1,074 | 8,250 | 3,016 | -1,554 | -4,464 | -30,194 | 23,534 |
Supplemental disclosures of cash flow information: | |||||||||||
Interest paid | |||||||||||
6,441 | 2,690 | 2,491 | 2,470 | 1,978 | 820 | 466 | 245 | 85 | 47 | 154 | 28 |
Income taxes paid | |||||||||||
49,599 | 11,355 | 22,088 | 4,673 | 35,205 | 76,849 | 66,032 | 67,968 | 28,802 | 56,050 | 34,431 | 53,562 |
Supplemental schedule of non-cash investing and financing activities: | |||||||||||
Notes receivable issued upon sale of property and equipment | |||||||||||
6,764 | 13,140 | 5,816 | 25,449 | 36,060 | 14,385 | 17,110 | 10,564 | 9,172 | 4,607 | 2,136 | 2,741 |
Issuance of notes payable | |||||||||||
- | - | - | - | - | 6,233 | 0 | 0 | - | - | - | - |
Change in fair value of interest rate swaps | |||||||||||
-651 | 255 | 599 | 337 | 242 | -1,180 | 0 | 0 | - | - | - | - |
Property and equipment acquired included in accounts payable | |||||||||||
21,138 | 16,748 | 3,227 | 1,874 | 627 | 2,067 | 5,403 | 109 | 17,026 | 629 | 816 | - |
Property and equipment disposed included in other receivables | |||||||||||
18,600 | 674 | 654 | 155 | 21 | 0 | 434 | 311 | 258 | 573 | 839 | - |