Fair Value Measurements - Additional Qualitative Information About Level 3 Assets (Details) - Fair Value, Inputs, Level 3 $ in Thousands	12 Months Ended
Dec. 31, 2016 USD ($)
Appraisal Adjustments
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value estimate	$ 2,065
Valuation techniques	Appraisal of collateral
Appraisal Adjustments \| Weighted Average
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	19.40%
Appraisal Adjustments \| Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	0.00%
Appraisal Adjustments \| Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	22.60%
Liquidation Expenses \| Weighted Average
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	6.80%
Liquidation Expenses \| Minimum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	5.40%
Liquidation Expenses \| Maximum
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	18.30%

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

No definition available.

+ Details

Name:	us-gaap_AssetsFairValueDisclosureNonrecurring
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Percentage of adjustment to the observed price for a similar asset or liability when an identical transaction does not exist, used as an input to measure fair value.

+ References

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

+ Details

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- Definition

Description of the inputs and valuation technique(s) used to measure fair value.

+ References

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- Details

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