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Warranty Reserves (Tables)
 3 Months Ended
May 31, 2022
Product Warranties Disclosures [Abstract]  
Changes in the warranty reserves
The following table shows the changes in warranty reserves for the three months ended May 31, 2022 and 2021 (in thousands):
 
Three Months Ended May 31,
20222021
Beginning balance$3,686 $4,079 
Warranty costs incurred(721)(112)
Amounts charged to income (expense)(152)170 
Acquisitions1,662 — 
Ending balance$4,475 $4,137