The buy (sell) amount related to a fixed price risk swap derivative.

No definition available.

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- Definition

The semi-annual buy (sell) amount related to a fixed price risk swap derivative.

+ References

No definition available.

+ Details

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- Definition

This element represents the effect of decrease in the interest rate by 100 basis points on the fair value of outstanding hedging instruments.

+ References

No definition available.

+ Details

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- Definition

This element represents the effect of decrease in the interest rate by 50 basis points on the fair value of outstanding hedging instruments.

+ References

No definition available.

+ Details

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- Definition

This element represents the effect of increase in the interest rate by 100 basis points on the fair value of outstanding hedging instruments.

+ References

No definition available.

+ Details

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- Definition

This element represents the effect of increase in the interest rate by 50 basis points on the fair value of outstanding hedging instruments.

+ References

No definition available.

+ Details

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- Definition

The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994

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- Definition

Nominal or face amount used to calculate payments on the derivative asset.

+ References

Reference 1: 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

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

-URI http://asc.fasb.org/extlink&oid=6519104

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

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-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5580258-113959

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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

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- 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.

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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=56946850&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

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets designated as cash flow 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 4B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative liabilities designated as cash flow hedging instruments.

+ References

+ Details

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets not designated 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 4B

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 830

-SubTopic 30

-Section S99

-Paragraph 1

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- Definition

The amount of net gain (loss) reclassified into earnings in the period when cash flow hedge is discontinued because it is probable that the original forecasted transactions will not occur by the end of the original period or an additional two month time period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994

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- Definition

Fair value as of the balance sheet date of all interest rate derivative assets designated as cash flow hedging instruments.

+ References

+ Details

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- Definition

Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments.

+ References

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- 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

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-SubTopic 10

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-Paragraph 1A

-Subparagraph (d)

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Derivative Financial Instruments (Details) £ in Thousands, $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2015 GBP (£) item	Sep. 30, 2015 USD ($) item	Jan. 12, 2015 GBP (£)	Jan. 12, 2015 USD ($)	Jul. 27, 2012 GBP (£)	Jul. 27, 2012 USD ($)
Derivative
Semi-annual buy (sell) amount				£ 1,000	$ 1,500
Exchange rate GBP/USD				1.5149	1.5149
Gains or losses recorded to accumulated other comprehensive loss reclassified to earnings	$ 0
Reclassification out of Accumulated Other Comprehensive Income
Effects of Change in Interest Rates
Reclassification of unrealized gains into other income (expense), discontinuation	400
Cash flow hedge
Effects of Change in Interest Rates
Reclassification of unrealized gains into other income (expense), ineffectiveness	400
Net Investment Hedging
Derivative
Notional amount \| £		£ 260,000
Interest rate swap, entered in July 2005, maturity in July 2020
Effects of Change in Interest Rates
+50 Basis Points	1,108
-50 Basis Points	(958)
+100 Basis Points	2,142
-100 Basis Points	(1,992)
Interest rate swap, entered in July 2005, maturity in July 2020 \| BMA Swap Index
Derivative
Notional amount			$ 45,600
Fair value of hedge, liabilities			$ (6,087)
Interest rate swap, entered in July 2005, maturity in July 2020 \| Cash flow hedge
Derivative
Number of interest-rate swap contracts \| item		3	3
Interest rate swap, entered in July 2005, maturity in July 2020 \| Cash flow hedge \| BMA Swap Index
Derivative
Fixed Rate/Buy Amount (as a percent)		3.82%	3.82%
Interest rate swap, entered in November 2008, maturity in October 2016
Effects of Change in Interest Rates
+50 Basis Points	132
-50 Basis Points	(131)
+100 Basis Points	263
-100 Basis Points	(262)
Interest rate swap, entered in November 2008, maturity in October 2016 \| LIBOR
Derivative
Notional amount			$ 25,200
Fair value of hedge, liabilities			$ (1,063)
Interest rate swap, entered in November 2008, maturity in October 2016 \| Cash flow hedge \| LIBOR
Derivative
Fixed Rate/Buy Amount (as a percent)		5.95%	5.95%
Floating/Exchange Rate Index, percentage		1.50%	1.50%
Interest rate swap, entered in July 2012, maturity in June 2016
Effects of Change in Interest Rates
+50 Basis Points	802
-50 Basis Points	(664)
+100 Basis Points	1,546
-100 Basis Points	(1,386)
Interest rate swap, entered in July 2012, maturity in June 2016 \| GBP LIBOR
Derivative
Notional amount \| £		£ 137,000
Fair value of interest rate hedge, assets			$ (77)
Interest rate swap, entered in July 2012, maturity in June 2016 \| Cash flow hedge \| GBP LIBOR
Derivative
Fixed Rate/Buy Amount (as a percent)		1.81%	1.81%
Floating/Exchange Rate Index, percentage		1.20%	1.20%
Interest rate swap, entered in January 2015, maturity in October 2017
Derivative
Notional amount \| £				£ 220,000
Effects of Change in Interest Rates
+50 Basis Points	3,234
-50 Basis Points	(3,650)
+100 Basis Points	6,676
-100 Basis Points	(7,092)
Interest rate swap, entered in January 2015, maturity in October 2017 \| GBP LIBOR
Derivative
Notional amount \| £		£ 220,000
Fair value of interest rate hedge, assets			$ (428)
Interest rate swap, entered in January 2015, maturity in October 2017 \| Cash flow hedge \| GBP LIBOR
Derivative
Fixed Rate/Buy Amount (as a percent)		1.79%	1.79%
Floating/Exchange Rate Index, percentage		0.975%	0.975%
Currency swap, entered in July 2012, maturity in June 2016
Derivative
Notional amount \| £		£ 14,500
Fair value of foreign currency derivative instruments not designated as hedging instruments, assets			$ 835
Effects of Change in Interest Rates
+50 Basis Points	(123)
-50 Basis Points	96
+100 Basis Points	(233)
-100 Basis Points	205
Currency swap, entered in July 2012, maturity in June 2016 \| Cash flow hedge
Derivative
Buy (sell) amount \| £		£ 7,200
Semi-annual buy (sell) amount			$ 22,700			£ 7,000	$ 11,000
Exchange rate GBP/USD		1.5695	1.5695			1.5695	1.5695
Currency swap, entered July 2014, maturity in December 2015
Derivative
Notional amount \| £		£ 1,100
Fair value of foreign currency hedge, assets			$ 212
Effects of Change in Interest Rates
+50 Basis Points	(9)
-50 Basis Points	8
+100 Basis Points	(17)
-100 Basis Points	16
Currency swap, entered July 2014, maturity in December 2015 \| Cash flow hedge
Derivative
Buy (sell) amount \| £		£ 400
Semi-annual buy (sell) amount			$ 1,900
Exchange rate GBP/USD		1.7060	1.7060
Currency swap, entered in January 2015, maturity in October 2017
Derivative
Notional amount \| £		£ 26,300
Fair value of hedge, liabilities			$ (72)
Effects of Change in Interest Rates
+50 Basis Points	(226)
-50 Basis Points	172
+100 Basis Points	(424)
-100 Basis Points	$ 371
Currency swap, entered in January 2015, maturity in October 2017 \| Cash flow hedge
Derivative
Buy (sell) amount \| £		£ 1,000
Semi-annual buy (sell) amount			$ 39,800
Exchange rate GBP/USD		1.5149	1.5149