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
CostUnrealized
Gains		Unrealized
Losses		Carrying Amount
Publicly traded companies$203,467 $50,377 $(94,278)$159,566 
Entities that report NAV507,059 192,468 (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 methodN/AN/AN/A75,498 
Total investments$1,177,072 $320,445 $(123,497)$1,449,518 
December 31, 2022
CostUnrealized
Gains		Unrealized
Losses		Carrying Amount
Publicly traded companies$210,986 $96,271 $(100,118)$207,139 
Entities that report NAV452,391 315,071 (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 methodN/AN/AN/A65,459 
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,
202320222021
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.