Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

Commitments and Contingencies (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Mar. 31, 2015
Commitments and Contingencies Disclosure [Abstract]    
Totaled arrangements under letter of credit guarantees and performance bonds securing performance obligations $ 10,263  
Guarantee obligations secured by cash deposits 1,394  
Guarantee obligations represented by a reduction of the available amount of the company's short term and long term revolving lines of credit 718  
Cash deposits pledged as collateral on performance bonds and letters of credit 1,394 $ 1,388
Indian Custom Bonds Outstanding $ 5,473