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Paycheck Protection Program Loan - Additional information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Jun. 15, 2021	Jan. 31, 2022	May 06, 2020
Gain on Extinguishment of Debt – PPP Loan		$ 4,466
Paycheck Protection Program Loan [Member] | Green wood Credit Union [Member]
Debt instrument face amount			$ 4,400
Loan, payment terms		The PPP Loan, originally scheduled to mature on May 6, 2022, was unsecured and bore interest at a rate of 1.0% per annum, accruing from the loan date
Loan, maturity date		May 06, 2022
Loan, interest rate		1.00%
Loan, payments due		$ 0
Amount of PPP loan forgiven	$ 4,400
Gain on Extinguishment of Debt – PPP Loan		$ 4,500

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