XML 54 R56.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
STOCK BASED COMPENSATION - Summary of RSU Activity (Details) - Restricted Stock Units - $ / shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of RSUs, Unvested beginning of period 2,260 3,578
Number of RSUs, Granted  
Number of RSUs, Forfeited (1,749) (753)
Number of RSUs, Vested (511) (565)
Number of RSUs, Unvested end of period 2,260
Weighted Average Grant Date Fair Value, Unvested RSUs beginning of period $ 70.00 $ 70.00
Weighted Average Grant Date Fair Value, Granted  
Weighted Average Grant Date Fair Value, Forfeited 70.00 70.00
Weighted Average Grant Date Fair Value, Vested 70.00 70.00
Weighted Average Grant Date Fair Value, Unvested RSUs end of period $ 70.00