CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (UNAUDITED) - USD ($) $ in Thousands |
Total |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Accumulated Deficit [Member] |
Treasury Stock, Common |
Accumulated Other Comprehensive Income (Loss) [Member] |
Noncontrolling Interest [Member] |
Redeemable Noncontrolling Interests [Member] |
Balances (in shares) at Dec. 31, 2022 |
|
228,498,102
|
|
|
|
|
|
|
Balances at Dec. 31, 2022 |
$ 93,797
|
$ 2,285
|
$ 2,698,316
|
$ (2,971,229)
|
$ (6,865)
|
$ (90,076)
|
$ 461,366
|
|
Equity [Roll Forward] |
|
|
|
|
|
|
|
|
Non-cash and stock-based compensation |
55,334
|
|
55,334
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes (in shares) |
|
217,501
|
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes |
(8,464)
|
$ 2
|
(8,466)
|
|
|
|
|
|
Exercise of stock options, net of shares withheld for option cost and employee taxes (in shares) |
|
211,841
|
|
|
|
|
|
|
Exercise of stock options |
4,999
|
$ 2
|
4,997
|
|
|
|
|
|
Conversion of convertible debt (in shares) |
|
156,750
|
|
|
|
|
|
|
Conversion of convertible debt |
2
|
|
|
|
|
|
|
|
Capped call transactions for 3.125% convertible senior notes due 2029 |
(75,500)
|
$ 0
|
75,500
|
|
|
|
|
|
Repurchase of 2.5% convertible senior notes due 2023 |
(27,325)
|
|
(27,327)
|
|
|
|
|
|
Acquisitions |
67,243
|
|
|
|
|
|
67,243
|
|
Purchases of noncontrolling interests |
(124,738)
|
|
(97,648)
|
|
|
|
(27,090)
|
|
Redeemable noncontrolling interests fair value adjustments |
(111,046)
|
|
(111,046)
|
|
|
|
|
|
Contributions received |
14,631
|
|
|
|
|
|
14,631
|
|
Cash distributions |
(74,693)
|
|
|
|
|
|
(74,693)
|
|
Other |
54,320
|
|
0
|
|
|
|
54,320
|
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
353,542
|
|
|
290,513
|
|
|
63,029
|
|
Unrealized gain (loss) on cash flow hedge |
7,709
|
|
|
|
|
|
|
|
Realized gain on cash flow hedge |
(7,804)
|
|
|
|
|
|
|
|
Foreign currency translation adjustments |
149,424
|
|
|
|
|
|
|
$ 0
|
Balances at Jun. 30, 2023 |
371,429
|
$ 2,291
|
2,438,660
|
(2,680,716)
|
(6,865)
|
59,253
|
558,806
|
|
Balances (in shares) at Jun. 30, 2023 |
|
229,084,194
|
|
|
|
|
|
|
Balances at Dec. 31, 2022 |
|
|
|
|
|
|
|
669,766
|
Redeemable Noncontrolling Interests [Roll Forward] |
|
|
|
|
|
|
|
|
Acquisitions |
|
|
|
|
|
|
|
26,296
|
Purchases of noncontrolling interests |
|
|
|
|
|
|
|
659
|
Redeemable noncontrolling interests fair value adjustments |
|
|
|
|
|
|
|
111,046
|
Contribution received |
|
|
|
|
|
|
|
85
|
Cash distributions |
|
|
|
|
|
|
|
(62,916)
|
Other |
|
|
|
|
|
|
|
(13,404)
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
|
|
|
|
|
|
|
21,987
|
Balances at Jun. 30, 2023 |
|
|
|
|
|
|
|
753,519
|
Balances (in shares) at Mar. 31, 2023 |
|
228,859,789
|
|
|
|
|
|
|
Balances at Mar. 31, 2023 |
79,146
|
$ 2,289
|
2,535,553
|
(2,974,398)
|
(6,865)
|
(17,425)
|
539,992
|
|
Equity [Roll Forward] |
|
|
|
|
|
|
|
|
Non-cash and stock-based compensation |
27,763
|
|
27,763
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes (in shares) |
|
32,526
|
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes |
(515)
|
$ 1
|
(516)
|
|
|
|
|
|
Exercise of stock options, net of shares withheld for option cost and employee taxes (in shares) |
|
191,879
|
|
|
|
|
|
|
Exercise of stock options |
4,005
|
$ 1
|
4,004
|
|
|
|
|
|
Acquisitions |
8,777
|
|
|
|
|
|
8,777
|
|
Purchases of noncontrolling interests |
(87,460)
|
|
(71,776)
|
|
|
|
(15,684)
|
|
Redeemable noncontrolling interests fair value adjustments |
(56,368)
|
|
(56,368)
|
|
|
|
|
|
Contributions received |
8,772
|
|
|
|
|
|
8,772
|
|
Cash distributions |
(30,484)
|
|
|
|
|
|
(30,484)
|
|
Other |
26,295
|
|
|
|
|
|
26,295
|
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
314,820
|
|
|
293,682
|
|
|
21,138
|
|
Unrealized gain (loss) on cash flow hedge |
11,658
|
|
|
|
|
|
|
|
Realized gain on cash flow hedge |
(4,256)
|
|
|
|
|
|
|
|
Foreign currency translation adjustments |
69,276
|
|
|
|
|
|
|
0
|
Balances at Jun. 30, 2023 |
371,429
|
$ 2,291
|
2,438,660
|
(2,680,716)
|
(6,865)
|
59,253
|
558,806
|
|
Balances (in shares) at Jun. 30, 2023 |
|
229,084,194
|
|
|
|
|
|
|
Balances at Mar. 31, 2023 |
|
|
|
|
|
|
|
710,350
|
Redeemable Noncontrolling Interests [Roll Forward] |
|
|
|
|
|
|
|
|
Acquisitions |
|
|
|
|
|
|
|
13,988
|
Purchases of noncontrolling interests |
|
|
|
|
|
|
|
659
|
Redeemable noncontrolling interests fair value adjustments |
|
|
|
|
|
|
|
56,368
|
Contribution received |
|
|
|
|
|
|
|
0
|
Cash distributions |
|
|
|
|
|
|
|
(52,210)
|
Other |
|
|
|
|
|
|
|
7,847
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
|
|
|
|
|
|
|
16,517
|
Balances at Jun. 30, 2023 |
|
|
|
|
|
|
|
753,519
|
Balances (in shares) at Dec. 31, 2023 |
|
229,785,241
|
|
|
|
|
|
|
Balances at Dec. 31, 2023 |
587,157
|
$ 2,298
|
2,367,918
|
(2,407,949)
|
(6,865)
|
27,450
|
604,305
|
|
Equity [Roll Forward] |
|
|
|
|
|
|
|
|
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period |
|
0
|
|
|
|
|
|
|
Non-cash and stock-based compensation |
63,140
|
|
63,140
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes (in shares) |
|
499,337
|
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes |
(38,551)
|
$ 5
|
(38,556)
|
|
|
|
|
|
Exercise of stock options, net of shares withheld for option cost and employee taxes (in shares) |
|
427,365
|
|
|
|
|
|
|
Exercise of stock options |
12,819
|
$ 4
|
12,815
|
|
|
|
|
|
Capped call transactions for 3.125% convertible senior notes due 2029 |
0
|
|
|
|
|
|
|
|
Acquisitions |
37,378
|
|
|
|
|
|
37,378
|
|
Purchases of noncontrolling interests |
(44,593)
|
|
(29,329)
|
|
|
|
(15,264)
|
|
Redeemable noncontrolling interests fair value adjustments |
(135,229)
|
|
(135,229)
|
|
|
|
|
|
Contributions received |
0
|
|
|
|
|
|
0
|
|
Cash distributions |
(104,227)
|
|
|
|
|
|
(104,227)
|
|
Other |
762
|
|
0
|
|
|
|
762
|
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
322,523
|
|
|
251,237
|
|
|
71,286
|
|
Unrealized gain (loss) on cash flow hedge |
11,382
|
|
|
|
|
11,382
|
|
|
Realized gain on cash flow hedge |
(9,492)
|
|
|
|
|
(9,492)
|
|
|
Foreign currency translation adjustments |
(152,096)
|
|
|
|
|
(152,096)
|
0
|
0
|
Balances at Jun. 30, 2024 |
550,973
|
$ 2,307
|
2,240,759
|
(2,156,712)
|
(6,865)
|
(122,756)
|
594,240
|
|
Balances (in shares) at Jun. 30, 2024 |
|
230,711,943
|
|
|
|
|
|
|
Balances at Dec. 31, 2023 |
893,709
|
|
|
|
|
|
|
893,709
|
Redeemable Noncontrolling Interests [Roll Forward] |
|
|
|
|
|
|
|
|
Acquisitions |
|
|
|
|
|
|
|
35,772
|
Purchases of noncontrolling interests |
|
|
|
|
|
|
|
(11,013)
|
Redeemable noncontrolling interests fair value adjustments |
|
|
|
|
|
|
|
135,817
|
Contribution received |
|
|
|
|
|
|
|
28
|
Cash distributions |
|
|
|
|
|
|
|
(67,681)
|
Other |
|
|
|
|
|
|
|
(1,021)
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
|
|
|
|
|
|
|
21,488
|
Balances at Jun. 30, 2024 |
1,007,099
|
|
|
|
|
|
|
1,007,099
|
Balances (in shares) at Mar. 31, 2024 |
|
230,197,707
|
|
|
|
|
|
|
Balances at Mar. 31, 2024 |
469,187
|
$ 2,302
|
2,308,595
|
(2,454,682)
|
(6,865)
|
35,818
|
584,019
|
|
Equity [Roll Forward] |
|
|
|
|
|
|
|
|
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period |
|
0
|
|
|
|
|
|
|
Non-cash and stock-based compensation |
26,475
|
|
26,475
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes (in shares) |
|
151,235
|
|
|
|
|
|
|
Common stock issued under stock plans, net of shares withheld for employee taxes |
(13,068)
|
$ 2
|
(13,070)
|
|
|
|
|
|
Exercise of stock options, net of shares withheld for option cost and employee taxes (in shares) |
|
363,001
|
|
|
|
|
|
|
Exercise of stock options |
11,032
|
$ 3
|
11,029
|
|
|
|
|
|
Acquisitions |
20,691
|
|
|
|
|
|
20,691
|
|
Purchases of noncontrolling interests |
(46,844)
|
|
(31,589)
|
|
|
|
(15,255)
|
|
Redeemable noncontrolling interests fair value adjustments |
(60,681)
|
|
(60,681)
|
|
|
|
|
|
Cash distributions |
(55,395)
|
|
|
|
|
|
(55,395)
|
|
Other |
(1,344)
|
|
0
|
|
|
|
(1,344)
|
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
359,494
|
|
|
297,970
|
|
|
61,524
|
|
Unrealized gain (loss) on cash flow hedge |
3,013
|
|
|
|
|
3,013
|
|
|
Realized gain on cash flow hedge |
(4,762)
|
|
|
|
|
(4,762)
|
|
|
Foreign currency translation adjustments |
(156,825)
|
|
|
|
|
(156,825)
|
|
0
|
Balances at Jun. 30, 2024 |
550,973
|
$ 2,307
|
$ 2,240,759
|
$ (2,156,712)
|
$ (6,865)
|
$ (122,756)
|
$ 594,240
|
|
Balances (in shares) at Jun. 30, 2024 |
|
230,711,943
|
|
|
|
|
|
|
Balances at Mar. 31, 2024 |
|
|
|
|
|
|
|
983,550
|
Redeemable Noncontrolling Interests [Roll Forward] |
|
|
|
|
|
|
|
|
Acquisitions |
|
|
|
|
|
|
|
5,091
|
Purchases of noncontrolling interests |
|
|
|
|
|
|
|
1,203
|
Redeemable noncontrolling interests fair value adjustments |
|
|
|
|
|
|
|
60,851
|
Cash distributions |
|
|
|
|
|
|
|
(60,351)
|
Other |
|
|
|
|
|
|
|
21
|
Comprehensive income (loss): |
|
|
|
|
|
|
|
|
Net income (loss) |
|
|
|
|
|
|
|
16,734
|
Balances at Jun. 30, 2024 |
$ 1,007,099
|
|
|
|
|
|
|
$ 1,007,099
|