Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Information (Details)

v3.4.0.3
Derivative Financial Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Derivatives, Fair Value [Line Items]    
AOCI estimated reclassified within the next 12 months $ 382  
Accrued Liabilities    
Derivatives, Fair Value [Line Items]    
Derivative, Notional Amount 6,222 $ 11,870
Derivative, Fair Value (7) (140)
Derivatives designated as hedging instruments | Accrued Liabilities    
Derivatives, Fair Value [Line Items]    
Derivative, Notional Amount 4,953 9,702
Derivative, Fair Value (6) (114)
Derivatives not designated as hedging instruments | Accrued Liabilities    
Derivatives, Fair Value [Line Items]    
Derivative, Notional Amount 1,269 2,168
Derivative, Fair Value $ (1) $ (26)