Annual report pursuant to Section 13 and 15(d)

Derivative Financial Instruments - Additional Information (Details)

v2.4.1.9
Derivative Financial Instruments - Additional Information (Details)
Dec. 31, 2014
DerivativeInstrument
Derivative Instruments And Hedging Activities Disclosure [Abstract]  
No. of open derivative instruments 0us-gaap_DerivativeNumberOfInstrumentsHeld