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v3.3.1.900

Derivatives - Additional Information (Detail) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2015 USD ($) | Aug. 31, 2014 USD ($) | Jan. 31, 2014 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Derivative [Line Items] |  |  |  |  |  |
Mark-to-Market Gain on Interest Rate Protection Agreements |  |  |  | $ (11,546) | $ 0 | $ 52
2014 Swaps |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Swaps, Number of Instruments Held |  |  | 4 |  |  |
Swaps, Notional Amount |  |  | $ 200,000 |  |  |
Swaps, Average Fixed Interest Rate |  |  | 2.29% |  |  |
LIBOR rate |  |  | one month LIBOR |  |  |
2015 Swaps |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Swaps, Number of Instruments Held | 6 |  |  |  |  |
Swaps, Notional Amount | $ 260,000 |  |  |  |  |
Swaps, Average Fixed Interest Rate | 1.79% |  |  |  |  |
LIBOR rate | one month LIBOR |  |  |  |  |
Settled Swaps |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Swaps, Number of Instruments Held |  | 3 |  |  |  |
Swaps, Notional Amount |  | $ 220,000 |  |  |  |
LIBOR rate |  | three month LIBOR |  |  |  |
Derivative, Cost of Hedge |  |  |  | $ 11,546 |  |

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- 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
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- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition Average fixed interest rate related to the group of interest rate derivatives. + References No definition available. + Details
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- Definition The premium (cost) of a hedge, expensed during the period. + References No definition available. + Details
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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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- Definition The number of derivative instruments of a particular group held by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5579245-113959 + Details
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