CONSOLIDATED FINANCIAL STATEMENT DETAILS - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
|
Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||||
Interest income | $ 0.2 | $ 2.2 | $ 1.4 | $ 4.3 |
Mark-to-market charge for indemnification claim | $ (1.1) | (0.2) | (1.1) | |
Net foreign currency exchange gain (loss) | $ (0.3) | $ 0.3 |