Description of Business and Summary of Significant Accounting Policies - Net Income Per Share - Additional Information (Details)	12 Months Ended
Feb. 28, 2021 shares	Feb. 29, 2020 shares	Feb. 28, 2019 shares
Accounting Policies [Abstract]
Reconciling items to basic and diluted EPS	0
Antidilutive securities excluded from computation of earnings per share, amount	12,757	701,024	618,155

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration