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Other Operating (Income) Expense, Net - Additional Information (Detail) - USD ($)	3 Months Ended	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Other Operating Income [Line Items]
Proceeds from life insurance policy		$ 3,000,000	$ 0
Other Operating Income [Member] | Mr.George Beasley [Member]
Other Operating Income [Line Items]
Proceeds from life insurance policy		3,000,000.0
Consultant services	$ 600,000	600,000	$ 600,000
Contract termination expense		500,000
Offset amount of payments against life insurance policy proceeds		$ 1,500,000

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Offset amount of payments against life insurance policy proceeds.

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Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 21C
-URI http://asc.fasb.org/extlink&oid=123570139&loc=SL94080552-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585

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