| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 | Dec'16 | Sep'16 | Jun'16 | Mar'16 | Dec'15 | Sep'15 | Jun'15 | Mar'15 | Dec'14 | Sep'14 | Jun'14 | Mar'14 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||||||||||||||||||||
Net income (loss) | ||||||||||||||||||||||||
194,836 | 131,258 | 85,878 | 16,564 | 18,832 | 24,284 | -36,433 | -174,037 | -184,208 | -138,469 | -85,931 | 89,398 | 116,412 | 112,630 | 105,795 | 116,278 | 109,196 | 117,047 | 36,611 | 11,352 | 3,338 | -23,470 | 0 | 0 | 0 |
Adjustments to reconcile net income (loss) to net cash used in operating activities: | ||||||||||||||||||||||||
Depreciation and amortization | ||||||||||||||||||||||||
237,372 | 242,465 | 252,214 | 260,111 | 266,864 | 273,685 | 286,905 | 284,303 | 232,329 | 179,936 | 112,147 | 61,484 | 60,479 | 59,204 | 57,703 | 56,753 | 56,123 | 56,014 | 56,534 | 57,046 | 54,416 | 54,543 | 0 | 0 | 0 |
Amortization of Senior Notes premium, net of capitalized loan fees and original issue discount | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | 0 | - | 0 | 0 | 911 | - | 1,032 | 1,058 | 1,167 | 1,346 | 1,961 | 2,668 | 3,197 | 5,700 | 0 | 0 | 0 |
Share-based compensation | ||||||||||||||||||||||||
56,924 | 55,193 | 49,142 | 46,130 | 40,711 | 34,323 | 34,813 | 63,902 | 61,756 | 59,696 | 55,544 | 20,181 | 17,023 | 14,020 | 11,190 | 9,341 | 7,183 | 5,074 | 4,353 | 3,566 | 3,546 | 3,370 | 0 | 0 | 0 |
Provision for doubtful accounts | ||||||||||||||||||||||||
866 | 1,897 | -186 | -2,070 | -3,456 | -4,587 | -763 | 2,275 | 4,345 | 4,167 | 2,120 | 1,630 | 1,434 | 2,570 | 2,223 | 1,099 | 774 | -144 | -816 | 754 | 2,080 | 2,435 | 0 | 0 | 0 |
Provision for deferred income taxes | ||||||||||||||||||||||||
-33,454 | -40,069 | 14,052 | 16,715 | 12,519 | 240 | 977 | 15,830 | 3,609 | 14,431 | -4,301 | -26,010 | -20,905 | -22,260 | -1,204 | -914 | 1,927 | 4,134 | 7,508 | 7,322 | -14,411 | -14,837 | 0 | 0 | 0 |
Foreign currency transaction gains | ||||||||||||||||||||||||
3,776 | -11,166 | 7,328 | -2,511 | 22,606 | 16,165 | 13,279 | 17,603 | -11,569 | -7,912 | -8,156 | -12,970 | -15,614 | -20,681 | -20,296 | -17,261 | -9,368 | 795 | -1,005 | 6,912 | 7,451 | 7,390 | 0 | 0 | 0 |
Asset impairment charges | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3,931 | 3,931 | 3,931 | 21,176 | 17,245 | 0 | 0 | 0 |
Fair value adjustment of contingent obligations | ||||||||||||||||||||||||
12,441 | 17,260 | -15,743 | -14,918 | -12,060 | -11,590 | -8,694 | -9,888 | -11,082 | -12,276 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Loss on extinguishment of debt | ||||||||||||||||||||||||
14,750 | 10,395 | -4,594 | -6,383 | -8,260 | -4,153 | -4,434 | -2,747 | -870 | -622 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Other non-cash items | ||||||||||||||||||||||||
-4,513 | -2,766 | -857 | 28 | -410 | -2,849 | -6,977 | -8,536 | -6,644 | -5,212 | -2,502 | -1,821 | -1,492 | -1,258 | -230 | -218 | -164 | 82 | 1,393 | 1,247 | 978 | 853 | 0 | 0 | 0 |
Changes in operating assets and liabilities: | ||||||||||||||||||||||||
Accounts receivable, unbilled services, and deferred revenue | ||||||||||||||||||||||||
147,996 | 120,389 | 158,902 | 118,527 | 32,475 | 97,621 | 27,797 | 39,874 | 77,490 | -60,623 | 1,322 | 6,758 | -8,641 | 99,688 | 28,714 | 86,327 | 86,905 | 54,073 | 96,993 | 18,922 | 64,436 | 24,259 | 0 | 0 | 0 |
Accounts payable and accrued expenses | ||||||||||||||||||||||||
-11,428 | 28,316 | 66,990 | 95,298 | 47,583 | 60,024 | -1,479 | -28,945 | -10,766 | -16,982 | -2,580 | 11,282 | -26,847 | 6,658 | 9,377 | 22,467 | 35,312 | 8,186 | 5,112 | -1,438 | 22,370 | 25,743 | 0 | 0 | 0 |
Deferred revenue | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | -19,500 | 22,475 | 27,639 | 68,500 | 85,157 | 33,031 | 70,603 | 42,742 | 0 | 0 | 0 |
Other assets and liabilities | ||||||||||||||||||||||||
2,368 | 987 | 21,187 | -13,619 | -12,511 | -33,853 | -34,610 | -28,162 | -8,233 | -3,386 | -13,434 | -3,146 | -11,056 | -13,978 | -135 | 6,011 | 11,942 | 14,855 | 7,673 | 4,366 | -1,191 | -1,251 | 0 | 0 | 0 |
Net cash used in operating activities | ||||||||||||||||||||||||
293,180 | 318,481 | 270,381 | 321,788 | 337,127 | 303,448 | 279,512 | 165,006 | 75,574 | 198,258 | 124,112 | 163,540 | 185,835 | 109,490 | 158,742 | 153,841 | 160,463 | 204,740 | 155,241 | 146,326 | 143,868 | 131,447 | 0 | 0 | 0 |
Cash flows from investing activities: | ||||||||||||||||||||||||
Payments associated with business combinations, net of cash acquired | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2,302 | 0 | 0 | 0 |
Purchases of property and equipment | ||||||||||||||||||||||||
64,398 | 63,973 | 62,277 | 50,075 | 44,754 | 54,595 | 58,706 | 60,508 | 54,611 | 43,896 | 42,680 | 35,837 | 37,150 | 31,353 | 26,372 | 24,932 | 21,015 | 21,111 | 19,377 | 20,281 | 25,797 | 25,551 | 0 | 0 | 0 |
Investments in unconsolidated affiliates | ||||||||||||||||||||||||
0 | - | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Net cash used in investing activities | ||||||||||||||||||||||||
-88,836 | -81,661 | -71,504 | -143,965 | -135,644 | -145,485 | -150,270 | -1,739,456 | -1,733,559 | -1,722,844 | -1,720,954 | -35,837 | -37,150 | -31,353 | -26,372 | -24,932 | -21,015 | -21,111 | -19,377 | -20,281 | -25,797 | -27,853 | 0 | 0 | 0 |
Cash flows from financing activities: | ||||||||||||||||||||||||
Proceeds from issuance of long-term debt, net of discount | ||||||||||||||||||||||||
398,805 | 582,000 | 183,195 | 183,195 | 183,195 | 0 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Payments of debt financing costs | ||||||||||||||||||||||||
2,452 | 2,636 | 2,593 | 673 | 3,246 | 3,062 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Repayments of long-term debt | ||||||||||||||||||||||||
221,800 | 437,936 | 407,186 | 549,282 | 575,532 | 390,646 | 404,396 | 622,597 | 556,347 | 525,097 | 0 | 0 | 0 | - | - | - | - | 475,001 | 633,643 | 633,643 | 159,705 | 164,095 | 0 | 0 | 0 |
Proceeds from accounts receivable financing agreement | ||||||||||||||||||||||||
107,915 | 127,815 | 132,100 | 225,900 | 214,200 | 187,700 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Repayments of accounts receivable financing agreement | ||||||||||||||||||||||||
29,000 | 22,400 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Proceeds from revolving line of credit | ||||||||||||||||||||||||
0 | - | - | - | 0 | - | - | - | - | 15,000 | 15,000 | 100,000 | 115,000 | 100,000 | 0 | 0 | 0 | - | - | - | - | - | - | - | - |
Repayments of revolving line of credit | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | 40,000 | 40,000 | 100,000 | 100,000 | 105,000 | 120,000 | 60,000 | 45,000 | 15,000 | 0 | 0 | 0 | - | - | - | - |
Payments of contingent consideration related to business combinations | ||||||||||||||||||||||||
26,762 | 178 | 23,280 | 23,110 | 23,110 | 23,102 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Payments of finance leases | ||||||||||||||||||||||||
17,893 | 14,493 | 12,188 | 11,237 | 12,218 | 15,423 | 17,223 | 17,008 | 12,624 | 8,145 | 0 | 0 | 0 | - | - | - | - | 452 | 623 | 1,408 | 2,066 | 2,680 | 0 | 0 | 0 |
Payments for repurchases of common stock | ||||||||||||||||||||||||
62,129 | 56,716 | 56,716 | 49,671 | 64,108 | 74,985 | 74,985 | 74,985 | 37,493 | 0 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Proceeds from exercises of stock options | ||||||||||||||||||||||||
32,956 | 40,322 | 43,454 | 38,740 | 35,877 | 21,821 | 20,329 | 20,542 | 19,850 | 19,335 | 20,524 | 15,017 | 19,485 | 17,891 | 17,013 | 12,781 | 7,215 | 3,656 | 0 | 0 | 0 | - | - | - | - |
Payments related to tax withholdings for share-based compensation | ||||||||||||||||||||||||
20,741 | 13,135 | 12,650 | 12,739 | 12,575 | 3,359 | 4,645 | 8,028 | 7,974 | 6,824 | 5,405 | 1,981 | 2,001 | 839 | 858 | 2,587 | 3,205 | 3,194 | 0 | 0 | 0 | - | - | - | - |
Dividends paid | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 375 | 0 | 0 | 0 |
Net cash provided by (used in) financing activities | ||||||||||||||||||||||||
40,787 | -215,469 | -196,564 | -239,577 | -275,817 | -319,356 | -302,557 | 1,574,602 | 1,670,511 | 1,734,368 | 1,793,710 | -52,332 | -32,884 | -53,316 | -158,793 | -124,918 | -236,589 | -211,399 | -168,869 | -167,768 | -62,569 | -67,698 | 0 | 0 | 0 |
Effect of exchange rate changes on cash, cash equivalents, and restricted cash | ||||||||||||||||||||||||
-17,092 | -13,594 | -7,713 | -4,709 | -6,700 | -4,651 | 2,391 | 3,277 | 11,389 | 9,116 | 5,260 | 2,551 | -4,394 | -7,206 | -6,720 | -10,586 | -6,027 | -13,672 | -16,707 | -15,315 | -13,312 | -6,415 | 0 | 0 | 0 |
Net change in cash, cash equivalents, and restricted cash | ||||||||||||||||||||||||
228,039 | 7,757 | -5,400 | -66,463 | -81,034 | -166,044 | -170,924 | 3,429 | 23,915 | 218,898 | 202,128 | 77,922 | 111,407 | 17,615 | -33,143 | -6,595 | -103,168 | -41,442 | -49,712 | -57,038 | 42,190 | 29,481 | 0 | 0 | 0 |
Supplemental disclosures of non-cash investing activities: | ||||||||||||||||||||||||
Purchases of property and equipment included in liabilities | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |
Vehicles acquired through capital lease agreements | ||||||||||||||||||||||||
- | - | - | - | - | - | - | - | - | - | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - |