Revenues Future Revenues (Details)	3 Months Ended
	May 31, 2020
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Explanation	The Company expects to recognize revenues of approximately $10.3 million, $4.6 million, $2.3 million and $0.2 million in fiscal 2021, 2022, 2023 and 2024