Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Acquisitions (Details Textual) - USD ($) $ in Thousands		9 Months Ended
Acquisitions (Details Textual) - USD ($) $ in Thousands	Apr. 07, 2014	Sep. 30, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Goodwill		$ 1,728,380	$ 1,720,479
Capitalsource, Inc. [Member]
Business Acquisition [Line Items]
Business Acquisition, Effective Date of Acquisition	Apr. 07, 2014
Goodwill	$ 1,526,282
CapitalSource Inc. [Member] [Member]
Business Acquisition [Line Items]
Business Acquisition, Effective Date of Acquisition		Apr. 07, 2014