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Regulatory Capital Requirements (Tables)

9 Months Ended

Sep. 30, 2020

Regulatory Capital Requirements [Abstract]

Actual Capital Amounts and Ratios

The Bank and the Company reported the following capital ratios as of September 30, 2020 and December 31, 2019:

(Bank Only)
														Minimum for Capital Adequacy plus Capital Conservation
		As of September 30, 2020								Well
		As of September 30, 2020								Well
(dollars in thousands)		Amount				Ratio				Capitalized⁽¹⁾				Buffer⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	533,874				9.329	%			5.000	%			4.000	%
Common equity tier 1 capital			533,874				18.491				6.500				7.000
Tier 1 risk-based capital			533,874				18.491				8.000				8.500
Total risk-based capital			570,127				19.747				10.000				10.500

		As of December 31, 2019								Well				Minimum for Capital Adequacy plus Capital Conservation
(dollars in thousands)		Amount				Ratio				Capitalized⁽¹⁾				Buffer ⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	516,775				9.940	%			5.000	%			4.000	%
Common equity tier 1 capital			516,775				18.412				6.500				7.000
Tier 1 risk-based capital			516,775				18.412				8.000				8.500
Total risk-based capital			551,975				19.666				10.000				10.500

(Consolidated)		As of September 30, 2020								Minimum for Capital Adequacy plus Capital Conservation
(dollars in thousands)		Amount				Ratio				Buffer⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	548,437				9.582	%			4.000	%
Common equity tier 1 capital			548,437				18.994				7.000
Tier 1 risk-based capital			548,437				18.994				8.500
Total risk-based capital			584,692				20.250				10.500

		As of December 31, 2019								Minimum for Capital Adequacy plus Capital Conservation
(dollars in thousands)		Amount				Ratio				Buffer⁽¹⁾⁽²⁾

Tier 1 leverage ratio		$	533,243				10.254	%			4.000	%
Common equity Tier 1 capital			533,243				18.988				7.000
Tier 1 risk-based capital			533,243				18.988				8.500
Total risk-based capital			568,463				20.242				10.500

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

(2)	The September 30, 2020 and December 31, 2019 common equity tier 1, tier 1 risk-based, and total risk-based capital ratios include a capital conservation buffer of 2.50 percent