INTERNAL-USE SOFTWARE, NET - NARRATIVE (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
|
| Research and Development [Abstract] | ||||
| Capitalized internal-use software development costs | $ 6,800,000 | $ 6,500,000 | $ 21,800,000 | $ 18,500,000 |
| Amortization expense | 6,500,000 | 4,800,000 | 17,700,000 | 13,700,000 |
| Impairment charges | $ 0 | $ 0 | $ 0 | $ 0 |
| X | ||||||||||
- Definition Additions made to capitalized computer software costs during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of expense for amortization of capitalized computer software costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of impairment loss from capitalized computer software costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|