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Fair Value of Assets and Liabilities (Tables)
12 Months Ended
Dec. 31, 2020
Fair Value Disclosures [Abstract]  
Schedule of Fair Value and Carrying Value of Financial Instruments At December 31, 2020 and 2019, the fair value of these additional financial instruments were not materially different from their carrying values, except as follows (in thousands):
December 31, 2020December 31, 2019
Principal BalanceFair ValuePrincipal BalanceFair Value
Mortgage note payable
$— $— $25,433 $26,071