Debt (Details) - USD ($) $ in Thousands	Nov. 30, 2021	Feb. 28, 2021
Debt Instrument [Line Items]
Total debt, gross	$ 192,000	$ 179,000
Unamortized debt issuance costs	(532)	(581)
Total debt, net	191,468	178,419
Senior Notes \| 2020 Senior Notes
Debt Instrument [Line Items]
Total debt, gross	150,000	150,000
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Total debt, gross	$ 42,000	$ 29,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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-Section 50
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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

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870

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- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

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