Commitments and Contingencies - Summary of Contractual Amounts of Off-balance Sheet Financial Instruments (Parenthetical) (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Unsecured Commitments Included in Commitments to Extend Credit [Member]
Commitments And Contingencies [Line Items]
Off-balance sheet financial instrument, contractual amount	$ 13,093	$ 12,869
Unsecured Commitments Included in Stand-by Letters of Credit and Bond Commitments [Member]
Commitments And Contingencies [Line Items]
Off-balance sheet financial instrument, contractual amount	$ 3,321	$ 1,391

The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611

Name:	us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant