FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of Investment Security by Contract Maturity (Details) $ in Thousands |
Jun. 30, 2020
USD ($)
|
|---|---|
| Adjusted Cost | |
| Due within 1 year | $ 1,978 |
| Due after 1 year through 5 years | 506 |
| Adjusted Cost | 2,484 |
| Fair Value | |
| Due within 1 year | 1,980 |
| Due after 1 year through 5 years | 513 |
| Fair value | $ 2,493 |