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Long-Term Debt - Additional Information (Detail) - USD ($) $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020 | Sep. 26, 2019
Debt Instrument [Line Items] |  |  |
Deferred finance costs, net | $ 1.1 | $ 1.3 |
Revolving Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Due date of revolving credit | Sep. 25, 2024 |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  | $ 250.0
Line Of Credit Facility Cumulative Drawn Down | $ 0.0 | $ 0.0 |
Revolving Credit Facility [Member] | Accordion Feature [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  | $ 125.0

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Balance Type: | debit
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- Definition Date the credit facility terminates, in YYYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |