XML 24 R76.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Derivative Instruments and Hedging Activities - Additional Information (Detail) - USD ($) $ in Thousands | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2015 | Feb. 28, 2014 | Oct. 31, 2013 | Sep. 30, 2015 | Dec. 31, 2014 | Sep. 30, 2014
Derivative [Line Items] |  |  |  |  |  |
Notional amount |  |  |  | $ 15,852 | $ 8,937 | $ 14,861
Interest Rate Swaps Agreement |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Interest rate swap agreement, term | 14 years | 15 years | 10 years |  |  |
Notional amount | $ 1,200 | $ 4,370 | $ 3,500 |  |  |

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_DerivativeTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |