Description of the frequency of periodic payments (monthly, quarterly, annual).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480848/942-470-50-3

Variable Interest Entities - Additional Information (Details) - USD ($)		12 Months Ended
	Apr. 29, 2021	Feb. 29, 2024	Feb. 28, 2019	Aug. 31, 2023	May 31, 2023	Feb. 28, 2023
Variable Interest Entity [Line Items]
Notes, loans and financing receivable, net, noncurrent		1.50
Long-term debt, net of debt issuance costs		$ 71,881,000				$ 37,513,000
Distribution agreement liability amount		$ 9,817,000				$ 7,317,000
GalvanEyes [Member]
Variable Interest Entity [Line Items]
Debt instrument, interest rate		8.00%
Quarterly installment payment due amount receivable under distribution agreement				$ 2,500,000	$ 2,500,000
GalvanEyes [Member] \| Put Arrangement [Member]
Variable Interest Entity [Line Items]
Equity interest percentage based on occurrence of certain events	20.00%	20.00%
Arrangement after initial period Term	2 years
EyeLock [Member] \| Exclusive Distribution Agreement [Member]
Variable Interest Entity [Line Items]
Distribution agreement term	3 years
EyeLock [Member] \| Call Arrangement [Member]
Variable Interest Entity [Line Items]
Equity interest percentage based on occurrence of certain events	20.00%
EyeLock [Member] \| GalvanEyes [Member] \| Exclusive Distribution Agreement [Member]
Variable Interest Entity [Line Items]
Annual fee receivable under distribution agreement subject to certain closing conditions	$ 10,000,000
Annual fee receivable under distribution agreement term	2 years
EyeLock [Member] \| GalvanEyes [Member] \| Joint Venture Agreement [Member]
Variable Interest Entity [Line Items]
Debt Instrument, Frequency of Periodic Payment		eight quarterly
Debt instrument, interest rate		8.00%
EyeLock [Member] \| GalvanEyes [Member] \| Maximum [Member] \| Exclusive Distribution Agreement [Member]
Variable Interest Entity [Line Items]
Quarterly fee receivable under distribution agreement subject to certain closing conditions	$ 5,000,000
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Debt instrument, interest rate during period		2.50%	10.00%
Line of credit facility, maximum borrowing capacity		$ 71,200,000
Long-term debt, net of debt issuance costs		$ 69,377,000