Payroll Protection Program Loan - Additional Information (Detail) - Small Business Administration (SBA), CARES Act, Payroll Protection Program (PPP) Loan - USD ($) $ in Millions		1 Months Ended
Apr. 29, 2021	May 31, 2020
Payroll Protection Program Loan [Line Items]
Proceeds from approved loan		$ 0.2
Period after which debt instrument forgiven		168 days
Period for unforgiven debt payable		2 years
Debt instrument, interest rate for unforgiven debt		1.00%
Period for deferral payments of unforgiven debt		10 months
Principal Forgiveness
Payroll Protection Program Loan [Line Items]
Gain on debt forgiveness	$ 0.2

Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Period Type:	instant