Other Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Other Income and Expenses [Abstract]
MSR (loss) income, net	$ (1,809)	$ 257
Risk share income	765	646
FHLBC capital stock dividend	547	547
Equity investment income	848	268
5 Arches loan administration fee income	870	466
Gain on re-measurement of investment in 5 Arches	0	2,441
Other	1,216	0
Other Income	$ 2,437	$ 4,625