| Property, Plant and Equipment | 
Property, plant and equipment, net, consisted of the following:
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
 | 
 | 
June 30, 2024 | 
 | 
December 31, 2023 | 
 
 | 
 | 
(in thousands) | 
 
| Land, buildings and improvements | 
 | 
$ | 
2,161,329  | 
 | 
 | 
$ | 
2,043,595  | 
 | 
 
| Computer equipment and capitalized software | 
 | 
913,253  | 
 | 
 | 
888,065  | 
 | 
 
| Furniture and other equipment | 
 | 
664,678  | 
 | 
 | 
646,966  | 
 | 
 
| Construction in progress | 
 | 
373,500  | 
 | 
 | 
317,028  | 
 | 
 
| Property, plant and equipment, gross | 
 | 
4,112,760  | 
 | 
 | 
3,895,654  | 
 | 
 
| Less: accumulated depreciation | 
 | 
1,877,234  | 
 | 
 | 
1,794,191  | 
 | 
 
| Property, plant and equipment, net | 
 | 
$ | 
2,235,526  | 
 | 
 | 
$ | 
2,101,463  | 
 | 
 
 
 
 | 
 | 
| Gross Carrying Amount and Accumulated Amortization of Definite-Lived Intangible Assets | 
 The following table presents the changes in the gross carrying amount and accumulated amortization of definite-lived intangible assets for the six months ended June 30, 2024: 
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 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
 | 
Revenue- generating contracts | 
 | 
Client / vendor relationships | 
 | 
Venue management | 
 | 
Trademarks and naming rights | 
 | 
 | 
 | 
Technology and Other (1)
  | 
 | 
Total | 
 
 | 
(in thousands) | 
 
| Balance as of December 31, 2023: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
Gross carrying amount  | 
$ | 
925,257  | 
 | 
 | 
$ | 
583,436  | 
 | 
 | 
$ | 
226,788  | 
 | 
 | 
$ | 
183,493  | 
 | 
 | 
 | 
 | 
$ | 
20,220  | 
 | 
 | 
$ | 
1,939,194  | 
 | 
 
Accumulated amortization  | 
(336,625) | 
 | 
 | 
(251,649) | 
 | 
 | 
(79,218) | 
 | 
 | 
(104,036) | 
 | 
 | 
 | 
 | 
(6,045) | 
 | 
 | 
(777,573) | 
 | 
 
| Net | 
588,632  | 
 | 
 | 
331,787  | 
 | 
 | 
147,570  | 
 | 
 | 
79,457  | 
 | 
 | 
 | 
 | 
14,175  | 
 | 
 | 
1,161,621  | 
 | 
 
| Gross carrying amount: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
Acquisitions and additions—current year  | 
68,024  | 
 | 
 | 
27,318  | 
 | 
 | 
1,256  | 
 | 
 | 
—  | 
 | 
 | 
 | 
 | 
264  | 
 | 
 | 
96,862  | 
 | 
 
Acquisitions and additions—prior year  | 
826  | 
 | 
 | 
4,066  | 
 | 
 | 
3  | 
 | 
 | 
(2) | 
 | 
 | 
 | 
 | 
—  | 
 | 
 | 
4,893  | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Foreign exchange | 
(41,116) | 
 | 
 | 
(14,820) | 
 | 
 | 
(2,936) | 
 | 
 | 
(6,126) | 
 | 
 | 
 | 
 | 
(104) | 
 | 
 | 
(65,102) | 
 | 
 
Other (2)
  | 
(4,959) | 
 | 
 | 
(10,132) | 
 | 
 | 
(11,973) | 
 | 
 | 
(383) | 
 | 
 | 
 | 
 | 
(147) | 
 | 
 | 
(27,594) | 
 | 
 
| Net change | 
22,775  | 
 | 
 | 
6,432  | 
 | 
 | 
(13,650) | 
 | 
 | 
(6,511) | 
 | 
 | 
 | 
 | 
13  | 
 | 
 | 
9,059  | 
 | 
 
| Accumulated amortization: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
Amortization   | 
(55,242) | 
 | 
 | 
(41,580) | 
 | 
 | 
(13,775) | 
 | 
 | 
(9,282) | 
 | 
 | 
 | 
 | 
(3,860) | 
 | 
 | 
(123,739) | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Foreign exchange | 
11,990  | 
 | 
 | 
5,273  | 
 | 
 | 
941  | 
 | 
 | 
2,101  | 
 | 
 | 
 | 
 | 
7  | 
 | 
 | 
20,312  | 
 | 
 
Other (2)
  | 
4,694  | 
 | 
 | 
10,132  | 
 | 
 | 
11,973  | 
 | 
 | 
324  | 
 | 
 | 
 | 
 | 
290  | 
 | 
 | 
27,413  | 
 | 
 
| Net change | 
(38,558) | 
 | 
 | 
(26,175) | 
 | 
 | 
(861) | 
 | 
 | 
(6,857) | 
 | 
 | 
 | 
 | 
(3,563) | 
 | 
 | 
(76,014) | 
 | 
 
| Balance as of June 30, 2024: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
Gross carrying amount  | 
948,032  | 
 | 
 | 
589,868  | 
 | 
 | 
213,138  | 
 | 
 | 
176,982  | 
 | 
 | 
 | 
 | 
20,233  | 
 | 
 | 
1,948,253  | 
 | 
 
Accumulated amortization  | 
(375,183) | 
 | 
 | 
(277,824) | 
 | 
 | 
(80,079) | 
 | 
 | 
(110,893) | 
 | 
 | 
 | 
 | 
(9,608) | 
 | 
 | 
(853,587) | 
 | 
 
| Net | 
$ | 
572,849  | 
 | 
 | 
$ | 
312,044  | 
 | 
 | 
$ | 
133,059  | 
 | 
 | 
$ | 
66,089  | 
 | 
 | 
 | 
 | 
$ | 
10,625  | 
 | 
 | 
$ | 
1,094,666  | 
 | 
 
  
  
(1)          Other primarily includes intangible assets for non-compete agreements.
 
(2)          Other primarily includes netdowns of fully amortized or impaired assets.
 
 | 
[1],[2] | 
| Changes in Goodwill by Segment | 
 The following table presents the changes in the carrying amount of goodwill in each of our reportable segments for the six months ended June 30, 2024: 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
 | 
Concerts | 
 | 
Ticketing | 
 | 
Sponsorship & Advertising | 
 | 
 | 
Total | 
 
 | 
(in thousands) | 
 
| Balance as of December 31, 2023: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Goodwill  | 
$ | 
1,439,579  | 
 | 
 | 
$ | 
1,012,530  | 
 | 
 | 
$ | 
674,720  | 
 | 
 | 
 | 
$ | 
3,126,829  | 
 | 
 
| Accumulated impairment losses | 
(435,363) | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
 | 
(435,363) | 
 | 
 
|                  Net | 
1,004,216  | 
 | 
 | 
1,012,530  | 
 | 
 | 
674,720  | 
 | 
 | 
 | 
2,691,466  | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Acquisitions—current year | 
18,732  | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
 | 
18,732  | 
 | 
 
| Acquisitions—prior year | 
4,201  | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
 | 
4,201  | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Foreign exchange | 
(11,556) | 
 | 
 | 
(20,445) | 
 | 
 | 
(18,249) | 
 | 
 | 
 | 
(50,250) | 
 | 
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Balance as of June 30, 2024: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
| Goodwill | 
1,450,956  | 
 | 
 | 
992,085  | 
 | 
 | 
656,471  | 
 | 
 | 
 | 
3,099,512  | 
 | 
 
| Accumulated impairment losses | 
(435,363) | 
 | 
 | 
—  | 
 | 
 | 
—  | 
 | 
 | 
 | 
(435,363) | 
 | 
 
|                  Net | 
$ | 
1,015,593  | 
 | 
 | 
$ | 
992,085  | 
 | 
 | 
$ | 
656,471  | 
 | 
 | 
 | 
$ | 
2,664,149  | 
 | 
 
  
 | 
 |