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Dividends and Other Restrictions (Details) | Dec. 31, 2017 USD ($)
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Disclosure of Restrictions on Dividends, Loans and Advances Disclosure [Abstract] |
Available for payment of dividends | $ 133,100,000

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- Definition The amount of dividends that can be declared or paid without affecting the banking or savings institution's regulatory capital position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration