20) Acquisitions: Business Acquisition, Pro Forma Information (Details) - First Guaranty Insurance Company	12 Months Ended
Dec. 31, 2016 USD ($) $ / shares
Business Acquisition, Pro Forma Revenue \| $	$ 306,471,770
Business Acquisition, Pro Forma Net Income (Loss) \| $	$ 11,923,653
Business Acquisition, Pro Forma Earnings Per Share, Basic \| $ / shares	$ 0.77
Business Acquisition, Pro Forma Earnings Per Share, Diluted \| $ / shares	$ 0.75

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.

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=79982066&loc=d3e1392-128463

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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.

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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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