Regulatory Restrictions (Tables)

12 Months Ended

Dec. 31, 2020

Banking and Thrift [Abstract]

Schedule of Capital Ratios

	Actual				Fully Phased-In Regulatory Guidelines Minimum				To Be Well Capitalized Under Current Prompt Corrective Action Provisions
($ in thousands)	Amount		Ratio		Amount		Ratio		Amount	Ratio
					(must equal or exceed)				(must equal or exceed)
As of December 31, 2020
Common Equity Tier I Capital Ratio
Company	$	639,369	13.19	%	$	339,251	7.00	%	$ N/A	N/A
Bank	682,312		14.08	%	339,125		7.00	%	314,902	6.50	%
Total Capital Ratio
Company	744,835		15.37	%	508,876		10.50	%	N/A	N/A
Bank	735,282		15.18	%	508,688		10.50	%	484,465	10.00	%
Tier I Capital Ratio
Company	691,865		14.28	%	411,947		8.50	%	N/A	N/A
Bank	682,312		14.08	%	411,795		8.50	%	387,572	8.00	%
Leverage Ratio
Company	691,865		9.88	%	280,039		4.00	%	N/A	N/A
Bank	682,312		9.75	%	280,003		4.00	%	350,004	5.00	%
As of December 31, 2019
Common Equity Tier I Capital Ratio
Company	$	610,642	13.28	%	$	321,994	7.00	%	$ N/A	N/A
Bank	661,234		14.38	%	321,866		7.00	%	298,875	6.50	%
Total Capital Ratio
Company	684,931		14.89	%	482,991		10.50	%	N/A	N/A
Bank	683,178		14.86	%	482,799		10.50	%	459,808	10.00	%
Tier I Capital Ratio
Company	662,987		14.41	%	390,993		8.50	%	N/A	N/A
Bank	661,234		14.38	%	390,837		8.50	%	367,846	8.00	%
Leverage Ratio
Company	662,987		11.19	%	236,904		4.00	%	N/A	N/A
Bank	661,234		11.17	%	236,700		4.00	%	295,875	5.00	%