Percentage of shares repurchased among authorized.

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- Definition

Regulatory capital modified transition amount percentage.

+ References

No definition available.

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- Definition

Regulatory capital transition percentage.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The cash outflow to reacquire common stock during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585

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- Definition

The net cash inflow or outflow resulting from the entity's share transaction.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

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- Definition

Expiration date for the purchase of an entity's own shares under a stock repurchase plan, in the CCYY-MM-DD format.

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No definition available.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
-Paragraph 1
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- Definition

Cost basis for treasury stock acquired for purposes other than retirement.

+ References

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- Definition

Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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Stockholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands					1 Months Ended	6 Months Ended
	Apr. 22, 2021	Mar. 18, 2020	Oct. 18, 2019	Sep. 23, 2019	Jan. 31, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020	Mar. 27, 2020
Equity, Class of Treasury Stock [Line Items]
Treasury stock shares						4,500,000		4,500,000
Treasury stock, Cost basis						$ 149,100		$ 150,700
Shares repurchased							315,851
Payments for repurchase of common stock							$ 12,716
Implementation CECL [Member]
Equity, Class of Treasury Stock [Line Items]
Regulatory capital modified transition amount percentage									25.00%
Implementation CECL [Member] \| Regulatory Capital Transition For First Two Years [Member]
Equity, Class of Treasury Stock [Line Items]
Regulatory capital transition percentage									0.00%
Implementation CECL [Member] \| Regulatory Capital Three Year Transition, Year 2022 [Member]
Equity, Class of Treasury Stock [Line Items]
Regulatory capital transition percentage									25.00%
Implementation CECL [Member] \| Regulatory Capital Three Year Transition, Year 2023 [Member]
Equity, Class of Treasury Stock [Line Items]
Regulatory capital transition percentage									50.00%
Implementation CECL [Member] \| Regulatory Capital Three Year Transition, Year 2024 [Member]
Equity, Class of Treasury Stock [Line Items]
Regulatory capital transition percentage									75.00%
Implementation CECL [Member] \| Regulatory Capital Three Year Transition, Year 2024 and Thereafter [Member]
Equity, Class of Treasury Stock [Line Items]
Regulatory capital transition percentage									100.00%
Accelerated Share Repurchase Agreement \| Common Stock [Member]
Equity, Class of Treasury Stock [Line Items]
Number of shares authorized for repurchase						5,500,000
Shares repurchased		1,001,472	3,611,870		315,851	4,900,000
Shares purchased price per share					$ 40.26	$ 37.65
Share repurchase, authorized amount			$ 185,000
Payments for repurchase of common stock			$ 185,000
Percentage of shares repurchased among authorized			75.00%
Proceeds from repurchase of common stock		$ 12,100
2018 Stock Buyback Program [Member]
Equity, Class of Treasury Stock [Line Items]
Number of shares authorized for repurchase	4,300,000			5,500,000
Stock repurchase expiration date	Dec. 31, 2022			Dec. 31, 2020
Shares repurchased						0
Restricted Stock [Member]
Equity, Class of Treasury Stock [Line Items]
Number of shares nonvested						1,600,000		1,700,000