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Research and Development
9 Months Ended
Nov. 30, 2019
Research And Development [Abstract]  
Research and Development

(9)

Research and Development

Expenditures for research and development are charged to expense as incurred. Such expenditures amounted to $1,672 and $5,434 for the three and nine months ended November 30, 2019, compared to $2,309 and $6,869 for the three and nine months ended November 30, 2018, net of customer reimbursements, and are included within Engineering and technical support expenses on the Unaudited Consolidated Statements of Operations and Comprehensive Income (Loss).