STOCK-BASED COMPENSATION PLANS - Narrative (Details) - USD ($) shares in Thousands |
3 Months Ended | |
---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
Exercise of stock options | $ 519,000 | $ 0 |
Total compensation cost | 1,500,000 | 1,000,000.0 |
Stock options | ||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
Exercise of stock options | $ 519,000 | $ 0 |
Non-Vested Stock Awards Outstanding | ||
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
Stock awards vested (in shares) | 53 | 65 |