Amount of interest expense recognized in earnings on cash flow hedge.

No definition available.

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- Definition

The effective portion of loss reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

+ Details

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- Definition

Amount of gain (loss) from the ineffectiveness of the hedge.

+ 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 (d)(1)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 25

-Section 50

-Paragraph 1

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

+ Details

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.9)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 9

-Article 9

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Impact on Interest Expense of Interest Rate Agreements Accounted for as Cash Flow Hedges (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Derivative [Line Items]
Realized net losses reclassified from other comprehensive income											$ (15,000)
Total interest expense	(23,903)us-gaap_InterestExpense	(23,350)us-gaap_InterestExpense	(21,151)us-gaap_InterestExpense	(19,059)us-gaap_InterestExpense	(19,528)us-gaap_InterestExpense	(21,725)us-gaap_InterestExpense	(21,416)us-gaap_InterestExpense	(18,302)us-gaap_InterestExpense	(87,463)us-gaap_InterestExpense	(80,971)us-gaap_InterestExpense	(120,705)us-gaap_InterestExpense
Cash Flow Hedging \| Interest Rate Contract
Derivative [Line Items]
Net interest expense on cash interest rate agreements									(5,951)	(5,889)	(5,805)
Realized expense due to ineffective portion of cash flow hedges											(34)
Realized net losses reclassified from other comprehensive income									(164)	(281)	(14,820)
Total interest expense									$ (6,115)	$ (6,170)	$ (20,659)