Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments (Narrative) (Details)

v2.4.0.8
Derivative Financial Instruments (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Derivative Financial Instruments [Abstract]          
Maximum net exposure to counterparty     $ 2,258    
Cash flow hedge gain (loss) reclassified to revenue 284 337 (337) 832  
Accumulated derivative instrument gain (loss) (1,172)   (1,172)   611
Adjustment to accumulated other comprehensive income $ 1,651 $ (1,140) $ 1,783 $ (450)