|
Derivative Instruments and Hedging Activities - Open Foreign Currency Contracts (Details) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Derivative [Line Items] | ||
| Derivative, Fair Value, Net | $ 358 | $ (2,741) |
|
Cash Flow Hedging | Foreign exchange contracts
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 178,830 | |
| Derivative, Fair Value, Net | 436 | |
|
Cash Flow Hedging | Foreign exchange contracts | Currency, Australian Dollar
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 4,664 | |
| Derivative, Fair Value, Net | 391 | |
|
Cash Flow Hedging | Foreign exchange contracts | Currency, Canadian Dollar
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 120,589 | |
| Derivative, Fair Value, Net | 422 | |
|
Cash Flow Hedging | Foreign exchange contracts | Currency, Japanese Yen
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 23,883 | |
| Derivative, Fair Value, Net | (610) | |
|
Cash Flow Hedging | Foreign exchange contracts | Currency, Mexican Peso
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 16,875 | |
| Derivative, Fair Value, Net | 182 | |
|
Cash Flow Hedging | Foreign exchange contracts | Norwegian Kroner
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 4,606 | |
| Derivative, Fair Value, Net | 149 | |
|
Cash Flow Hedging | Foreign exchange contracts | Currency, Swedish Krone
|
||
| Derivative [Line Items] | ||
| Notional Amounts (in US Dollars) | 8,213 | |
| Derivative, Fair Value, Net | $ (98) |