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Long-Term Debt - Paycheck Protection Program - Additional Information (Detail) - USD ($) |  | 9 Months Ended
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Apr. 24, 2020 | Sep. 30, 2021
Long-Term Debt |  |
Loan amount received under paycheck protection plan | $ 5,500,000 |
Paycheck protection program loan of 2020, term | 2 years |
Paycheck protection program Loan of 2020, interest rate | 1.00% |
Paycheck protection program loan, principal or interest due next six months | $ 0 |
Gain on extinguishment of debt |  | $ 5,516,000

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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
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