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INVESTMENT SECURITIES (Tables)
 6 Months Ended
Jun. 30, 2024
Investments, Debt and Equity Securities [Abstract]  
Schedule of Investment Securities
Investment securities consisted of the following:
June 30,
2024		December 31, 2023
Debt securities available for sale$102,849 $73,225 
Equity securities at fair value:
Marketable equity securities14,103 14,286 
Mutual funds invested in debt securities24,031 23,424 
Long-term investment securities at fair value (1)
29,435 29,402 
          Total equity securities at fair value67,569 67,112 
Total investment securities at fair value170,418 140,337 
Less:
Long-term investment securities at fair value (1)
29,435 29,402 
Current investment securities at fair value$140,983 $110,935 
Long-term investment securities at fair value (1)
$29,435 $29,402 
Equity-method investments17,354 17,358 
Total long-term investments$46,789 $46,760 
Equity securities and other long-term investments at cost (2)
$7,555 $7,555 
_____________________________
(1) These assets are measured at net asset value (“NAV”) as a practical expedient under ASC 820.
(2) These assets are without readily determinable fair values that do not qualify for the NAV practical expedient and are included in Other assets on the condensed consolidated balance sheets.
The components of debt securities available for sale as of June 30, 2024 were as follows:    
CostGross
Unrealized
Gains		Gross
Unrealized
Losses		Fair
Value
Marketable debt securities$102,843 $6 $— $102,849 
The components of debt securities available for sale at December 31, 2023 were as follows:
CostGross
Unrealized
Gains		Gross
Unrealized
Losses		Fair
Value
Marketable debt securities$72,939 $286 $— $73,225 
The following is a summary of unrealized and realized net gains recognized in net income on equity securities at fair value during the three and six months ended June 30, 2024 and 2023, respectively:

Three Months EndedSix Months Ended
June 30,June 30,
2024202320242023
Net (losses) gains recognized on equity securities$(99)$424 $1,121 $642 
Less: Net (losses) gains recognized on equity securities sold(22)155 73 271 
Net unrealized (losses) gains recognized on equity securities still held at the reporting date$(77)$269 $1,048 $371 
Schedule of Net Gains (Losses) Recognized on Investment Securities
Net (losses) gains recognized on investment securities were as follows:
Three Months EndedSix Months Ended
June 30,June 30,
2024202320242023
Net (losses) gains recognized on equity securities$(99)$424 $1,121 $642 
Net gains (losses) recognized on debt securities available for sale— 1 1 (179)
Impairment expense(79)(212)(104)(256)
Net (losses) gains recognized on investment securities$(178)$213 $1,018 $207 
Gross realized gains and losses on debt securities available for sale were as follows:
Three Months EndedSix Months Ended
June 30,June 30,
2024202320242023
Gross realized gains on sales$— $1 $1 $5 
Gross realized losses on sales— — — (184)
Net gains (losses) recognized on debt securities available for sale$— $1 $1 $(179)
Impairment expense$(79)$(212)$(104)$(256)
Schedule of Maturity Dates of Debt Securities
The table below summarizes the maturity dates of debt securities available for sale as of June 30, 2024.
Investment Type:Fair ValueUnder 1 Year1 Year up to 5 YearsMore than 5 Years
U.S. government securities$73,924 $39,145 $34,779 $— 
Corporate securities6,516 6,516 — — 
U.S. mortgage-backed securities7,068 6,970 98 — 
Commercial paper15,341 15,341 — — 
Total debt securities available for sale by maturity dates
$102,849 $67,972 $34,877 $— 
Schedule of Equity Method Investments
Equity-method investments consisted of the following:
 June 30,
2024		December 31, 2023
Mutual fund and hedge funds$17,354 $17,358 
Equity in (losses) earnings from investments were:
Three Months EndedSix Months Ended
June 30,June 30,
2024202320242023
Mutual fund and hedge funds$(641)$959 $1,497 $800