Acquisition of Available-for-sale Securities, Shares Acquired

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
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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

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

+ Details

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

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-Topic 805
-SubTopic 30
-Section 50
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- Definition

Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination.

+ References

No definition available.

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- Definition

The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

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-Publisher FASB
-Name Accounting Standards Codification
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Consummation of Mergers (Details) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended
	Feb. 16, 2017	Jan. 24, 2017	Nov. 21, 2016	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Business Acquisition [Line Items]
Assets				$ 7,326,193		$ 7,211,611
Purchase of securities available for sale				68,819	$ 32,632
IALB
Business Acquisition [Line Items]
Shares purchased (in shares)			495,112
Percentage of interest acquired			12.10%
Purchase of securities available for sale			$ 19,800
Arlington Bank
Business Acquisition [Line Items]
Assets				292,000
IALB
Business Acquisition [Line Items]
Assets				$ 1,100,000
Arlington Bank
Business Acquisition [Line Items]
Purchase price per share (usd per share)		$ 36.46
Estimated transaction value		$ 75,800
IALB
Business Acquisition [Line Items]
Purchase price per share (usd per share)	$ 42.10
Estimated transaction value	$ 251,300