v2.4.0.8

Derivative Instruments and Hedging Activities (Tables) | 9 Months Ended | 12 Months Ended
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Sep. 30, 2013 | Dec. 31, 2012
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |
Terms Of Interest Rate Swap Agreements | The following table summarizes the notional amounts and fair values of our designated cash flow hedges as of September 30, 2013 and December 31, 2012 (in thousands):
|  | Notional Amount |  | Fair Value at September 30, 2013 (USD) |  | Fair Value at December 31, 2012 (USD)
|  | September 30, 2013 |  | December 31, 2012 |  | Other Assets |  | Other Accrued Expenses |  | Other Noncurrent Liabilities |  | Other Accrued Expenses |  | Other Noncurrent Liabilities
Interest rate swap agreements |  |  |  |  |  |  |  |  |  |
USD denominated |  | $ | 420,000 |  |  | $ | 520,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 8,631 |  |  | $ | 705 |  |  | $ | 12,791 |
GBP denominated |  | £ | 50,000 |  |  | £ | 50,000 |  |  | — |  |  | — |  |  | 937 |  |  | — |  |  | 2,135 |
CAD denominated |  | C$ | 25,000 |  |  | C$ | 25,000 |  |  | 52 |  |  | — |  |  | — |  |  | — |  |  | 12 |
Foreign currency forward contracts |  |  |  |  |  |  |  |  |  |
EUR denominated |  | € | 149,976 |  |  | — |  |  | — |  |  | 7,964 |  |  | — |  |  | — |  |  | — |
GBP denominated |  | £ | 70,000 |  |  | — |  |  | — |  |  | 7,439 |  |  | — |  |  | — |  |  | — |
Total cash flow hedges |  |  | $ | 52 |  |  | $ | 15,403 |  |  | $ | 9,568 |  |  | $ | 705 |  |  | $ | 14,938 |
| The following table summarizes the terms of our interest rate swap agreements as of December 31, 2012:
Notional Amount |  | Effective Date |  | Maturity Date |  | Fixed Interest Rate*
USD $250,000,000 |  | October 14, 2010 |  | October 14, 2015 |  | 3.31%
USD $100,000,000 |  | April 14, 2011 |  | October 14, 2013 |  | 2.86%
USD $60,000,000 |  | November 30, 2011 |  | October 31, 2016 |  | 2.95%
USD $60,000,000 |  | November 30, 2011 |  | October 31, 2016 |  | 2.94%
USD $50,000,000 |  | December 30, 2011 |  | December 30, 2016 |  | 2.94%
GBP £50,000,000 |  | November 30, 2011 |  | October 30, 2016 |  | 3.11%
CAD $25,000,000 |  | December 30, 2011 |  | March 24, 2016 |  | 3.17%
* Includes applicable margin of 1.75% per annum on LIBOR or CDOR-based debt in effect as of December 31, 2012 under the Credit Agreement.

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- Definition Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)(2)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41678-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41620-113959 Reference 4: 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=7476318&loc=SL5580258-113959 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579240-113959 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41641-113959 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41638-113959 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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