Subsequent Events - Additional Information (Detail) $ in Millions		6 Months Ended
Jul. 26, 2016 USD ($) Swap	Jun. 30, 2016
Subsequent Event [Line Items]
Derivative, description of terms		1-month LIBOR swap and a 3-month LIBOR swap
Subsequent Event [Member]
Subsequent Event [Line Items]
Number of interest rate swap agreements \| Swap	2
Subsequent Event [Member] \| Three Month London Inter Bank Offered Rate Swap
Subsequent Event [Line Items]
Notional amount of interest rate swap agreements	$ 275.0
Derivative, maturity date	Jul. 17, 2021
Amortization, variable interest rate floor	1.00%
Derivative, basis points on variable rate	0.75%
Subsequent Event [Member] \| Interest Rate Swap [Member]
Subsequent Event [Line Items]
Notional amount of interest rate swap agreements	$ 275.0
Derivative, maturity date	Jul. 17, 2021

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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 percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Description of the relevant terms of the derivative. Includes the type of instrument, risk being hedged, notional amount, counterparty, inception date, maturity date, relevant interest rates, strike price, cap price, and floor price.

+ References

No definition available.

+ Details

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- Definition

Floor rate on an interest rate derivative such as an interest rate floor or collar. If market rates falls below the floor rate, a payment or receipt is triggered on the contract.

+ References

No definition available.

+ Details

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- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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- Definition

Number of interest rate derivative instruments held by the entity at the reporting date.

+ 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=64837297&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=64837297&loc=SL5579245-113959

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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