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11. LF EQUITY INCOME FUND PORTFOLIO INVESTMENT (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Net realized and unrealized gain (loss) on investment $ 839 $ 792
Equity Securites - LF Fund Securities [Member]    
Change in fair value of investment 37,176 0
LF Fund securities [Member]    
Net realized and unrealized gain (loss) on investment $ 37,176 $ 0