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Derivative Instruments and Hedging Activities - Additional Information (Details) - Interest Rate Swap - Cash Flow Hedging - Designated as Hedging Instrument - USD ($) | Feb. 20, 2020 | Aug. 08, 2018 | Aug. 31, 2017 | Sep. 30, 2016 | [1]
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Derivative [Line Items] |  |  |  |
Aggregate notional amount | $ 100,000,000.0 | $ 50,000,000.0 | $ 25,000,000.0 | $ 100,000,000.0
Derivative, fixed interest rate | 1.294% | 2.854% | 1.8475% |
Beginning dates of effected cash flows | Feb. 28, 2020 | Aug. 31, 2018 | Aug. 31, 2018 | Jan. 31, 2018
Ending dates of effected cash flows | Feb. 28, 2025 | Aug. 31, 2023 | Aug. 31, 2023 | Jan. 31, 2023
[1] | On December 1, 2016, the Company sold the interest rate hedge agreement. The fair value of the interest rate hedge, as of the date of the sale, was recorded in other comprehensive income, net of tax. The gain from the sale will be recognized into earnings when earnings are impacted by the cash flows of the previously hedged variable interest rate.

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- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
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- Definition Date the entity entered into the derivative contract, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Date the derivative contract matures, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959 + Details
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- Details
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- Details
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