XML 21 R46.htm IDEA: XBRL DOCUMENT v2.4.0.6
Derivative Financial Instruments (Schedule of Interest Rate Swap Agreements Impact on Other Comprehensive Income) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Derivative Financial Instruments    
Amount of Gain/(Loss) Recognized in OCI on Derivatives (Effective Portion) $ (933) $ (535)
Amount of Gain/(Loss) Reclassified from Accumulated OCI into Income (Effective Portion) $ (608) $ (152)