Variable Interest Entity - Additional Information (Details) - USD ($)		9 Months Ended	12 Months Ended
	Apr. 29, 2021	Nov. 30, 2021	Feb. 28, 2019	Feb. 28, 2021
Variable Interest Entity [Line Items]
Line of credit facility, maximum borrowing capacity		$ 128,517,000
Notes, loans and financing receivable, net, noncurrent		1.50
Long-term debt, net of debt issuance costs		$ 9,925,000		$ 5,962,000
Distribution agreement liability amount		1,201,000
GalvanEyes [Member]
Variable Interest Entity [Line Items]
Quarterly installment payment due amount receivable under distribution agreement.		$ 1,201,000
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] | 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		$ 68,200,000
Long-term debt, net of debt issuance costs		$ 67,053,000