Regulatory Restrictions (Tables)

12 Months Ended

Dec. 31, 2021

Regulatory Restrictions [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, 2021
Common Equity Tier I Capital Ratio
Company	$	888,936	12.53	%	$	496,635	7.00	%	$ N/A	N/A
Bank	934,687		13.18	%	496,285		7.00	%	460,836	6.50	%
Total Capital Ratio
Company	1,040,964		14.67	%	744,953		10.50	%	N/A	N/A
Bank	1,023,354		14.43	%	744,427		10.50	%	708,979	10.00	%
Tier I Capital Ratio
Company	952,272		13.42	%	603,057		8.50	%	N/A	N/A
Bank	934,687		13.18	%	602,632		8.50	%	567,183	8.00	%
Leverage Ratio
Company	952,272		9.39	%	405,790		4.00	%	N/A	N/A
Bank	934,687		9.22	%	405,652		4.00	%	507,065	5.00	%
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	%