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Reclassification period of cash flow hedges.

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- Definition

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

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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

-Publisher FASB

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-Number 133

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The amount of loss recognized in income during the period on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges, on derivative instruments designated and qualifying as hedging instruments in cash flow hedges, and on derivative instruments not designated as hedging instruments.

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

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Aggregate notional amount of interest rate derivatives, which relates to the currency amount specified in the interest rate derivative instruments.

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Number of foreign currency exchange rate derivatives held by the entity at the reporting date.

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

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Derivative Instruments (Details) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		4 Months Ended	6 Months Ended										6 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		5 Months Ended	6 Months Ended
	Mar. 22, 2013 USD ($)	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	May 03, 2012 USD ($)	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	May 22, 2013 CAD	Apr. 04, 2013 CAD	Jan. 15, 2013 GBP (£)	Sep. 17, 2012 CAD	Sep. 17, 2012 GBP (£)	Aug. 30, 2012 GBP (£)	Jul. 31, 2012 CAD	Feb. 15, 2012 CAD	Jun. 30, 2013 Cash Flow Hedging [Member] USD ($)	Jun. 30, 2013 Interest Rate Swap [Member] USD ($) Number	Jun. 30, 2012 Interest Rate Swap [Member] USD ($)	Jun. 30, 2013 Interest Rate Swap [Member] USD ($) Number	Jun. 30, 2012 Interest Rate Swap [Member] USD ($)	Jun. 30, 2013 Foreign Exchange Contract [Member] USD ($)	Jun. 30, 2012 Foreign Exchange Contract [Member] USD ($)	May 22, 2013 Foreign Exchange Contract [Member] USD ($) Number	Jun. 30, 2013 Foreign Exchange Contract [Member] USD ($)	Jun. 30, 2012 Foreign Exchange Contract [Member] USD ($)	Apr. 04, 2013 Foreign Exchange Contract [Member] Number	Jan. 15, 2013 Foreign Exchange Contract [Member] Number
Derivative Instruments (Textual) [Abstract]
Number of foreign currency derivatives held																						3			3	3
Number of interest rate derivatives held																1		1
Gain (loss) recognized in OCI															$ (1,924)	$ (4)	$ 806	$ (8)	$ 1,545	$ 14,680	$ 6,916	$ 13,071	$ 90,537	$ 6,916
Gain (loss) reclassified from AOCI into income																(476)	360	(951)	821
Gain (loss) recognized in income	(2,309)	(2,716)	(2,676)	2,772	(407)	(2,121)										0	(96)	0	(96)	2,716	2,772	(10,355)	407	2,217
Additional Derivative Instruments (Textual) [Abstract]
Notional amount of interest rate swap		$ 11,764			$ 11,764		600,000	600,000	£ 675,000	14,000	£ 23,000	£ 125,000	250,000	250,000
Reclassification period of cash flow hedges					0 years 12 months
Swap Maturity Date					Jul. 16, 2013