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Revenue and Segment Disclosures -Transaction price allocated to the remaining performance obligations (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
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Nov. 30, 2025 | Nov. 30, 2024 | Nov. 30, 2025 | Nov. 30, 2024
Transaction price allocated to the remaining performance obligations [Line Items] |  |  |  |
Contract with Customer, Performance Obligation Satisfied in Previous Period | $ 1.9 | $ 0.0 | $ 1.9 | $ 2.4
Revenue, Remaining Performance Obligation, Amount | 126.1 |  | 126.1 |
Less than 12 months |  |  |  |
Transaction price allocated to the remaining performance obligations [Line Items] |  |  |  |
Revenue, Remaining Performance Obligation, Amount | 121.3 |  | 121.3 |
12 to 24 months |  |  |  |
Transaction price allocated to the remaining performance obligations [Line Items] |  |  |  |
Revenue, Remaining Performance Obligation, Amount | 2.4 |  | 2.4 |
After 24 months |  |  |  |
Transaction price allocated to the remaining performance obligations [Line Items] |  |  |  |
Revenue, Remaining Performance Obligation, Amount | $ 2.4 |  | $ 2.4 |

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- Definition [Line Items] for Transaction price allocated to the remaining performance obligations [Table] + References No definition available. + Details
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- Definition Amount of revenue recognized from performance obligation satisfied or partially satisfied in previous reporting periods. Includes, but is not limited to, change in transaction price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12A + Details
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- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-13 + Details
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