Leases - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020	Jun. 01, 2020
Lessee, Lease, Description [Line Items]
Operating lease liabilities	$ 76,852			$ 76,852		$ 85,556
Operating lease right of use assets	67,632			67,632		$ 76,090
Rental income	$ 177	$ 175	$ 66	$ 352	$ 91
Opus Bank
Lessee, Lease, Description [Line Items]
Operating lease liabilities							$ 43,300
Operating lease right of use assets							42,400
Unfavorable lease liability adjustments							$ 900