Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Foreign Exchange Contracts by Currency (Details)

v3.20.1
Fair Value Measurements - Foreign Exchange Contracts by Currency (Details) - Foreign Exchange Forward Contracts [Member] - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Derivative [Line Items]      
Gain (loss) on realized on foreign currency related to forward contracts $ (437) $ (125) $ (96)
Notional amount 9,803 7,400  
United Kingdom, Pounds      
Derivative [Line Items]      
Notional amount 500 3,000  
Russian Rubles [Member]      
Derivative [Line Items]      
Notional amount 1,103 0  
Euro [Member]      
Derivative [Line Items]      
Notional amount 500 0  
Canada, Dollars      
Derivative [Line Items]      
Notional amount 1,500 1,500  
South Korean Won [Member]      
Derivative [Line Items]      
Notional amount 3,500 2,000  
Mexico, Pesos      
Derivative [Line Items]      
Notional amount 2,000 0  
Australia, Dollars      
Derivative [Line Items]      
Notional amount $ 700 $ 900