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Regulatory Capital Requirements (Tables)

6 Months Ended

Jun. 30, 2022

Regulatory Capital Requirements [Abstract]

Actual Capital Amounts and Ratios

The Bank and the Company reported the following capital ratios as of June 30, 2022 and December 31, 2021:

(Bank Only)
														Minimum for Capital Adequacy plus Capital Conservation
		As of June 30, 2022								Well
		As of June 30, 2022								Well
(dollars in thousands)		Amount				Ratio				Capitalized⁽¹⁾				Buffer⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	585,724				9.390	%			5.000	%			4.000	%
Common equity tier 1 capital			585,724				18.339				6.500				7.000
Tier 1 risk-based capital			585,724				18.339				8.000				8.500
Total risk-based capital			625,754				19.592				10.000				10.500

		As of December 31, 2021								Well				Minimum for Capital Adequacy plus Capital Conservation
(dollars in thousands)		Amount				Ratio				Capitalized⁽¹⁾				Buffer ⁽¹⁾⁽²⁾

Tier 1 leverage ratio			570,594				9.324	%			5.000	%			4.000	%
Common equity tier 1 capital			570,594				18.954				6.500				7.000
Tier 1 risk-based capital			570,594				18.954				8.000				8.500
Total risk-based capital			608,308				20.206				10.000				10.500

(Consolidated)
		As of June 30, 2022								Minimum for Capital Adequacy plus Capital Conservation
(dollars in thousands)		Amount				Ratio				Buffer⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	603,500				9.673	%			4.000	%
Common equity tier 1 capital		$	603,500				18.891				7.000
Tier 1 risk-based capital		$	603,500				18.891				8.500
Total risk-based capital		$	643,541				20.144				10.500

		As of December 31, 2021								Minimum for Capital Adequacy plus Capital Conservation
(dollars in thousands)		Amount				Ratio				Buffer⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	588,427				9.614	%			4.000	%
Common equity Tier 1 capital			588,427				19.541				7.000
Tier 1 risk-based capital			588,427				19.541				8.500
Total risk-based capital			626,150				20.794				10.500

(1)	Federal regulatory minimum requirements to be considered to be Well Capitalized and Adequately Capitalized

(2)	The June 30, 2022 and December 31, 2021 common equity tier 1, tier 1 risk-based, and total risk-based capital ratios include a capital conservation buffer of 2.50 percent