XML 60 R67.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
FAIR VALUE MEASUREMENTS - Additional Information (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Fair Value Measurements  
Amount of transfers between any of the levels within the fair value hierarchy $ 0
Maximum  
Fair Value Measurements  
Contract term 60 days