Fair Value of Financial Instruments - Level 3 Quantitative Information (Details)	9 Months Ended	12 Months Ended
Sep. 30, 2016	Dec. 31, 2015
Securities available-for-sale [Member]
Fair Value Inputs, Quantitative Information [Abstract]
Selling cost		49.00%
Impaired loans [Member]
Fair Value Inputs, Quantitative Information [Abstract]
Selling cost	8.00%	6.00%
Discount rate		4.00%
Other real estate owned, net [Member]
Fair Value Inputs, Quantitative Information [Abstract]
Selling cost	6.00%	6.00%

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration