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Derivative Financial Instruments - Additional Information (Detail) - USD ($) |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Mar. 02, 2020 | Jun. 30, 2020 | Jun. 30, 2020 | Sep. 30, 2020 | Dec. 31, 2019
Derivative Instruments Gain Loss [Line Items] |  |  |  |  |
Realized losses on interest rate hedges reclassified to earnings |  | $ 1,107,000 | $ 1,244,000 |  |
Cash Flow Hedge |  |  |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |  |  |
Derivative, notional amount |  | $ 400,000,000 | $ 400,000,000 |  | $ 400,000,000
Derivative, strike rate for the forward interest rate swap contract | 0.985% |  |  |  |
Cash Flow Hedge | Forward Interest Rate Swap |  |  |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |  |  |
Derivative, notional amount | $ 150,000,000 |  |  |  |
Derivative, effective date | May 17, 2022 |  |  |  |
Derivative, maturity date | May 17, 2027 |  |  |  |
Cash Flow Hedge | Interest Rate Swap and Collars | Scenario, Forecast |  |  |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |  |  |
Reclassified out of accumulated other comprehensive income to earnings, amount |  |  |  | $ 7,046,000 |

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- Definition Interest rate cash flow hedge gain loss reclassified to earnings net of mark to market. + References No definition available. + Details
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- Definition Stated rate on an interest rate forward or futures contract. + 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 The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624177-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959 + 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=121590274&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=121590274&loc=SL5579245-113959 + Details
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