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Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2019

Banking and Thrift [Abstract]

Regulatory Capital Amounts and Ratios for Company and Bank

The following table summarizes regulatory capital amounts and ratios for the Company and the Bank as of December 31, 2019 and 2018.

		Actual								For Capital Adequacy Purposes										To Be Well Capitalized under Prompt Corrective Action Provisions
		Amount				Ratio				Amount						Ratio				Amount						Ratio
		(Dollars in thousands)
As of December 31, 2019:
Total Capital (to Risk-Weighted Assets)
Company		$	1,391,771				16.01	%		$	695,651			≥			8.00	%									N/A
Bank		$	1,376,364				15.83	%		$	695,471			≥			8.00	%		$	869,339			≥			10.00	%
Tier 1 Capital (to Risk-Weighted Assets)
Company		$	1,314,152				15.11	%		$	521,738			≥			6.00	%									N/A
Bank		$	1,298,745				14.94	%		$	521,604			≥			6.00	%		$	695,471			≥			8.00	%
Common equity Tier 1 capital ratio
Company		$	1,289,152				14.83	%		$	391,304			≥			4.50	%									N/A
Bank		$	1,298,745				14.94	%		$	391,203			≥			4.50	%		$	565,070			≥			6.50	%
Tier 1 Capital (to Average-Assets)
Company		$	1,314,152				12.33	%		$	426,497			≥			4.00	%									N/A
Bank		$	1,298,745				12.19	%		$	426,328			≥			4.00	%		$	532,909			≥			5.00	%
As of December 31, 2018:
Total Capital (to Risk-Weighted Assets)
Company		$	1,263,800				14.13	%		$	715,283			≥			8.00	%									N/A
Bank		$	1,253,219				14.03	%		$	714,601			≥			8.00	%		$	893,251			≥			10.00	%
Tier 1 Capital (to Risk-Weighted Assets)
Company		$	1,191,228				13.32	%		$	536,462			≥			6.00	%									N/A
Bank		$	1,180,647				13.22	%		$	535,951			≥			6.00	%		$	714,601			≥			8.00	%
Common equity Tier 1 capital ratio
Company		$	1,166,228				13.04	%		$	402,347			≥			4.50	%									N/A
Bank		$	1,180,647				13.22	%		$	401,963			≥			4.50	%		$	580,613			≥			6.50	%
Tier 1 Capital (to Average-Assets)
Company		$	1,191,228				10.98	%		$	433,834			≥			4.00	%									N/A
Bank		$	1,180,647				10.90	%		$	433,403			≥			4.00	%		$	541,754			≥			5.00	%

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- References

No definition available.

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- Definition

Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1G
-URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958577-112826

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1H
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826

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