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DEBT OBLIGATIONS - Debt Obligations (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Deferred mortgage costs $ (880) $ (1,160)
Total debt obligations 167,517 170,278
Mortgages    
Debt Instrument [Line Items]    
Debt, long-term and short-term debt, combined amount 130,997 134,038
Junior subordinated notes    
Debt Instrument [Line Items]    
Debt, long-term and short-term debt, combined amount $ 37,400 $ 37,400