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Accounting Principles and Practices (Tables)
 12 Months Ended
Mar. 31, 2018
Accounting Policies [Abstract]  
Schedule of Product Warranty Liability
Changes in the Company’s product warranty accrual are as follows:

 
 
March 31,
 
 
2018
 
2017
Balance at beginning of year
 
$
4,081

 
$
1,229

Accrual for warranties issued
 
2,716

 
1,988

Warranties settled
 
(3,006
)
 
(2,084
)
Warranties assumed in STAHL acquisition
 
—

 
2,948

Balance at end of year
 
$
3,791


$
4,081