Annual report pursuant to Section 13 and 15(d)

FAIR VALUE (Details)

v3.20.1
FAIR VALUE (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Fair value    
Restricted investment securities - trading $ 1,150 $ 1,308
Total assets measured at fair value on a recurring basis 1,150 1,308
Level 1 - Quoted Prices in Active Markets for Identical Assets    
Fair value    
Restricted investment securities - trading 1,150 1,308
Total assets measured at fair value on a recurring basis 1,150 1,308
Level 2 - Significant Other Observable Inputs    
Fair value    
Restricted investment securities - trading 0 0
Total assets measured at fair value on a recurring basis 0 0
Level 3 - Significant Unobservable Inputs    
Fair value    
Restricted investment securities - trading 0 0
Total assets measured at fair value on a recurring basis $ 0 $ 0