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Long-Term Debt - Schedule of Long-Term Debt (Parenthetical) (Detail) - Revolving Credit Facility [Member] - USD ($) $ in Millions | Sep. 30, 2019 | Sep. 26, 2019
--- | --- | ---
Debt Instrument [Line Items] |  |
Revolving credit borrowing Capacity |  | $ 250.0
Refinancing costs capitalized | $ 1.3 |
Due date of revolving credit | Sep. 25, 2023 |
Accordion Feature [Member] |  |
Debt Instrument [Line Items] |  |
Revolving credit borrowing Capacity |  | $ 125.0

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- Definition Date the credit facility terminates, in CCYY-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=6877327&loc=d3e13212-122682 + Details
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