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Warranty Reserves (Tables)
6 Months Ended
Aug. 31, 2020
Product Warranties Disclosures [Abstract]  
Changes in the warranty reserves
The following table shows the changes in the warranty reserves for the six month period ended August 31, 2020 (in thousands):
 
Beginning of period$3,702 
Warranty costs incurred(889)
Transfers to liabilities held for sale(552)
Additions charged to income760 
End of period$3,021