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Warranties
 6 Months Ended
Jul. 31, 2016
Product Warranties Disclosures [Abstract]  
Warranties
WARRANTIES

Accruals necessary for product warranties are estimated based on historical warranty costs and average time elapsed between purchases and returns for each division. Additional accruals are made for any significant, discrete warranty issues. Changes in the warranty accrual were as follows:
 
 
Three Months Ended
 
Six Months Ended
 
 
July 31,
2016
 
July 31,
2015
 
July 31,
2016
 
July 31,
2015
Beginning balance
 
$
2,316

 
$
2,285

 
$
1,835

 
$
3,120

Accrual for warranties
 
262

 
389

 
1,086

 
748

Settlements made
 
(502
)
 
(922
)
 
(845
)
 
(2,116
)
Ending balance
 
$
2,076

 
$
1,752

 
$
2,076

 
$
1,752