Derivative Instruments - Summary of Interest Rate Swap Agreements (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Derivative [Line Items]
Notional Value	$ 450,000	$ 450,000
Percentage of Term Loan Outstanding	28.00%	28.00%
Designated as Hedging Instrument [Member] \| Interest Rate Swap Agreement One [Member] \| Cash Flow Hedges [Member]
Derivative [Line Items]
Maturity Date	Jun. 01, 2023	Jun. 01, 2023
Rate	2.81%	2.81%
Notional Value	$ 100,000	$ 100,000
Debt Instrument Hedged	Term Loan	Term Loan
Percentage of Term Loan Outstanding	6.00%	6.00%
Designated as Hedging Instrument [Member] \| Interest Rate Swap Agreement Two [Member] \| Cash Flow Hedges [Member]
Derivative [Line Items]
Maturity Date	Jun. 01, 2025	Jun. 01, 2025
Rate	2.87%	2.87%
Notional Value	$ 200,000	$ 200,000
Debt Instrument Hedged	Term Loan	Term Loan
Percentage of Term Loan Outstanding	13.00%	13.00%
Designated as Hedging Instrument [Member] \| Interest Rate Swap Agreement Three [Member] \| Cash Flow Hedges [Member]
Derivative [Line Items]
Maturity Date	Jun. 01, 2024	Jun. 01, 2024
Rate	2.81%	2.81%
Notional Value	$ 50,000	$ 50,000
Debt Instrument Hedged	Term Loan	Term Loan
Percentage of Term Loan Outstanding	3.00%	3.00%
Designated as Hedging Instrument [Member] \| Interest Rate Swap Agreement Four [Member] \| Cash Flow Hedges [Member]
Derivative [Line Items]
Maturity Date	Jun. 01, 2025	Jun. 01, 2025
Rate	2.85%	2.85%
Notional Value	$ 50,000	$ 50,000
Debt Instrument Hedged	Term Loan	Term Loan
Percentage of Term Loan Outstanding	3.00%	3.00%
Designated as Hedging Instrument [Member] \| Interest Rate Swap Agreement Five [Member] \| Cash Flow Hedges [Member]
Derivative [Line Items]
Maturity Date	Jun. 01, 2025	Jun. 01, 2025
Rate	2.87%	2.87%
Notional Value	$ 50,000	$ 50,000
Debt Instrument Hedged	Term Loan	Term Loan
Percentage of Term Loan Outstanding	3.00%	3.00%

Description of the hedged item related to the derivative. Includes the type of instrument hedged, contract amount, term, and so forth.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579240-113959

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- 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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Balance Type:	na
Period Type:	instant

- Definition

Variable interest rate in effect as of the balance sheet date related to the interest rate derivative.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of an entity's outstanding debt that is designated as a hedged item in cash flow, fair value, or net investment hedge.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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