Warranty Reserves (Details) $ in Thousands |
3 Months Ended |
|---|---|
|
May 31, 2019
USD ($)
| |
| Movement in Standard Product Warranty Accrual [Roll Forward] | |
| Opening Balance | $ 1,751 |
| Warranty costs incurred | 1,232 |
| Closing Balance | 3,161 |
| Product Warranty Accrual, Warranties Issued | $ 2,642 |