LEASES - Additional Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($) lease	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) lease	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Apr. 30, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease right of use assets	$ 21,910		$ 21,910		$ 23,196
Lease liability	33,482		33,482
Operating lease extension term							5 years
Aggregate base rent							$ 49,500
Operating lease expense	$ 1,300	$ 1,200	$ 2,500	$ 2,400
Office Lease 2020
Lessee, Lease, Description [Line Items]
Operating lease right of use assets						$ 34,600
Lease liability						34,500
Lease incentive, tenant improvements						$ 7,900
Kilroy Realty, L.P.
Lessee, Lease, Description [Line Items]
Number of operating leases | lease	1		1