Related Party Transactions - Additional Information (Detail)
In Millions, unless otherwise specified
0 Months Ended 3 Months Ended 9 Months Ended 1 Months Ended 3 Months Ended 9 Months Ended 0 Months Ended
Apr. 20, 2010
EUR (€)
Mar. 31, 2015
USD ($)
Jun. 30, 2014
USD ($)
Mar. 31, 2014
USD ($)
Mar. 31, 2015
USD ($)
Mar. 31, 2014
USD ($)
Dec. 31, 2009
Neusoft [Member]
Jun. 30, 2014
Neusoft [Member]
USD ($)
Mar. 31, 2015
Neusoft [Member]
Apr. 20, 2010
Neusoft [Member]
Innovative Systems GmbH [Member]
Jun. 30, 2014
Neusoft [Member]
Software Asset Amortized [Member]
Related Party Transaction [Line Items]                      
Related party transactions duration of agreement, years             3 years     5 years 4 years
Amount of transactions with related party € 6.0                    
Other current asset, related party     11.9                
Total expenses for engineering and software development services   5.6   6.4 20.4 22.4          
Expenses paid for engineering and software development services         17.4 23.6          
Joint Venture investment amount   10.0     10.0            
Registered capital of Joint Venture   7.0 1.4   7.0            
Investment ownership percentage in Joint Venture     60.00%   60.00%     40.00% 40.00%    
Joint venture investment funding percentage     20.00%                
Joint venture capital portion     $ 0.8         $ 0.6