Business Combinations and Divestitures - Schedule of Proforma Information on Acquisitions (Details) (NBI Acquisition, USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
NBI Acquisition
Business Acquisition Pro Forma Information Nonrecurring Adjustment [Line Items]
Net interest income	$ 60,685	$ 60,831
Net income before tax	12,719	17,398
Tax (expense) benefit	(4,244)	5,825
Net income	8,475	23,223
Effect of noncontrolling interests	(3,506)	(3,011)
Net income to common stockholders	$ 4,969	$ 20,212
Basic earnings per share	$ 0.51	$ 2.06
Diluted earnings per share	$ 0.51	$ 2.00

Business acquisitions pro forma effect of noncontrolling interests.

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- Definition

Business acquisitions pro forma income tax expense benefit.

+ References

No definition available.

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- Definition

Business acquisitions pro forma net income available to common stockholders basic.

+ References

No definition available.

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- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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- Definition

The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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- Definition

The pro forma income from continuing operations before changes in accounting and extraordinary items, net of tax effect, for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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