Summary of Significant Accounting Policies - Capitalized Internal-Use Software Costs (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2020	Aug. 31, 2019	Feb. 29, 2020	Feb. 28, 2019
Property, Plant and Equipment [Line Items]
Amortization expenses			$ 3,977	$ 4,382	$ 8,516	$ 9,391
Capitalized internal-use software
Property, Plant and Equipment [Line Items]
Useful life			3 years		3 years
Capitalized cost	$ 85	$ 0	$ 374	0	$ 3,005	1,943
Amortization expenses	$ 1,120	$ 1,054	$ 2,131	$ 2,431	$ 4,533	$ 5,836

Costs an entity capitalizes as part of property, plant and equipment, including the accounting treatment for costs incurred for repairs and maintenance activities.

No definition available.

+ Details

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- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Details

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