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Commitments and Contingencies (Tables)
3 Months Ended
Jun. 30, 2018
Commitments and Contingencies Disclosure [Abstract]  
Schedule of warranty liability
Changes in the Company’s warranty liability for the three months ended June 30, 2018 and 2017 were as follows (in thousands): 
 
 
Three Months Ended
June 30,
 
 
2018
 
2017
Beginning of the period
 
$
27,573

 
$
21,911

Provision
 
7,364

 
5,124

Settlements
 
(6,552
)
 
(4,567
)
Currency translation
 
468

 
(412
)
End of the period
 
$
28,853

 
$
22,056