XML 101 R38.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Investments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Investments [Abstract] |
Summary of investments | The following tables summarize our investments as of December 31, 2023 and 2022 (in thousands):
| December 31, 2023
| Cost |  | Unrealized Gains |  | Unrealized Losses |  | Carrying Amount
Publicly traded companies | $ | 203,467 |  |  | $ | 50,377 |  |  | $ | (94,278) |  |  | $ | 159,566 |
Entities that report NAV | 507,059 |  |  | 192,468 |  |  | (27,995) |  |  | 671,532 |
Entities that do not report NAV: |  |  |  |  |  |  |
Entities with observable price changes | 97,892 |  |  | 77,600 |  |  | (1,224) |  |  | 174,268 |
Entities without observable price changes | 368,654 |  |  | — |  |  | — |  |  | 368,654 |
Investments accounted for under the equity method | N/A |  | N/A |  | N/A |  | 75,498 |
Total investments | $ | 1,177,072 |  |  | $ | 320,445 |  |  | $ | (123,497) |  |  | $ | 1,449,518 |
| December 31, 2022
| Cost |  | Unrealized Gains |  | Unrealized Losses |  | Carrying Amount
Publicly traded companies | $ | 210,986 |  |  | $ | 96,271 |  |  | $ | (100,118) |  |  | $ | 207,139 |
Entities that report NAV | 452,391 |  |  | 315,071 |  |  | (7,710) |  |  | 759,752 |
Entities that do not report NAV: |  |  |  |  |  |  |
Entities with observable price changes | 100,296 |  |  | 95,062 |  |  | (1,574) |  |  | 193,784 |
Entities without observable price changes | 388,940 |  |  | — |  |  | — |  |  | 388,940 |
Investments accounted for under the equity method | N/A |  | N/A |  | N/A |  | 65,459 |
Total investments | $ | 1,152,613 |  |  | $ | 506,404 |  |  | $ | (109,402) |  |  | $ | 1,615,074 |
Schedule of net investment income | Our investment (loss) income for the years ended December 31, 2023, 2022, and 2021 consisted of the following (in thousands):
|  | Year Ended December 31,
|  | 2023 |  | 2022 |  | 2021
Realized gains |  | $ | 6,078 |  | (1) | $ | 80,435 |  |  | $ | 215,845 |
Unrealized (losses) gains |  | (201,475) |  |  | (412,193) |  |  | 43,632 |
Investment (loss) income |  | $ | (195,397) |  |  | $ | (331,758) |  |  | $ | 259,477 |
(1)Consists of realized gains of $80.6 million, offset by impairment charges of $74.6 million during the year ended December 31, 2023.

X
- Definition Tabular disclosure of investment income, including, but not limited to, interest and dividend income and amortization of discount (premium) derived from debt and equity securities. Excludes realized and unrealized gain (loss) on investments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7(a),(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_InvestmentIncomeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//320/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Topic 321 -Publisher FASB -URI https://asc.fasb.org//321/tableOfContent Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Topic 325 -Publisher FASB -URI https://asc.fasb.org//325/tableOfContent + Details
Name: | us-gaap_InvestmentTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration