Annual report pursuant to Section 13 and 15(d)

STOCK BASED AND DEFERRED COMPENSATION - Narrative (Details)

v3.20.4
STOCK BASED AND DEFERRED COMPENSATION - Narrative (Details)
12 Months Ended
Dec. 31, 2020
shares
Employees [Member] | Non-vested stock awards [Member] | Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period for non-vested stock awards and stock options 5 years
Senior executive officers and non-employee directors [Member] | Non-vested stock and performance-based awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period for non-vested stock awards and stock options 3 years
Non-Employee Director [Member] | Non-vested stock and performance-based awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period for non-vested stock awards and stock options 3 years
Award cliff vesting period 1 year
2018 Stock Incentive Plan [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares of common stock authorized under stock compensation plan (in shares) 6,600,000
Remaining shares available for grant (in shares) 1,308,510