Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other Income and Expenses [Abstract]
Mortgage servicing rights income (loss), net	$ 14,879	$ 2,380	$ (9,694)
Risk share income	1,289	2,815	4,367
FHLBC capital stock dividend	0	53	1,229
Bridge Loan Fees	5,276	4,194	3,812
BPL loan administration fee income	0	184	2,912
Other, net	(240)	2,392	1,562
Other Income, Net	$ 21,204	$ 12,018	$ 4,188