XML 98 R81.htm IDEA: XBRL DOCUMENT v3.7.0.1
Derivative Financial Instruments (Fair Value of Derivative Instruments) (Details) - Cash flow hedges - Designated as hedging instruments: - USD ($)
$ in Thousands
Mar. 31, 2017
Mar. 31, 2016
Derivatives, Fair Value [Line Items]    
Asset $ 48 $ 10
Liability $ 402 $ 1,038