Regulatory Capital Requirements (Tables)

3 Months Ended

Mar. 31, 2020

Regulatory Capital Requirements [Abstract]

Actual Capital Amounts and Ratios

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

(Bank Only)
									Minimum for Capital Adequacy plus Capital Conservation
	As of March 31, 2020					Well
(dollars in thousands)	Amount		Ratio			Capitalized(1)			Buffer (1)(2)
Tier 1 leverage ratio	$	522,527		10.058	%		5.000	%		4.000	%
Common equity tier 1 capital		522,527		18.470			6.500			7.000
Tier 1 risk-based capital		522,527		18.470			8.000			8.500
Total risk-based capital		558,027		19.724			10.000			10.500

	As of December 31, 2019					Well			Adequately
(dollars in thousands)	Amount		Ratio			Capitalized(1)			Capitalized(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)
						Minimum for Capital Adequacy plus Capital Conservation Buffer (1)(2)
	As of March 31, 2020
(dollars in thousands)	Amount		Ratio
Tier 1 leverage ratio	$	536,239		10.316	%		4.000	%
Common equity tier 1 capital		536,239		18.943			7.000
Tier 1 risk-based capital		536,239		18.943			8.500
Total risk-based capital		571,760		20.198			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 March 31, 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