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.

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953676-111524

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- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

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Balance Type:	debit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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Troubled Debt Restructures - Schedule of Successes and Failures of Types of Debt Restructuring (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Contract Loan	Dec. 31, 2015 USD ($) Contract Loan	Dec. 31, 2014 USD ($) Contract Loan
Financing Receivable, Modifications [Line Items]
Number of Loans \| Contract	4	10	10
Recorded Investments	$ 4,800	$ 4,500
Paid In Full [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan	6		1
Recorded Investments	$ 844		$ 112
Paying as Restructured [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan	4	10	9
Recorded Investments	$ 482	$ 684	$ 1,214
Foreclosure/ Default [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan	4
Recorded Investments	$ 419
Extended Maturity [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Contract			1
Extended Maturity [Member] \| Paying as Restructured [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan			1
Recorded Investments			$ 32
Other Loans [Member] \| Paid In Full [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan	6		1
Recorded Investments	$ 844		$ 112
Other Loans [Member] \| Paying as Restructured [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan	4	10	8
Recorded Investments	$ 482	$ 684	$ 1,182
Other Loans [Member] \| Foreclosure/ Default [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans \| Loan	4
Recorded Investments	$ 419