Fixed interest rate related to the interest rate derivative.

No definition available.

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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

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=125515794&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=125515794&loc=SL5579245-113959

+ Details

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- 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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- Details

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- Details

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- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=pack_InterestRateSwapTwoMember
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- Details

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- Details

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Derivative Instruments - Schedule of Interest Rate Swaps (Details) - Designated as Hedging Instrument - Cash Flow Hedge - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021	Mar. 27, 2020	Sep. 25, 2019
Derivative [Line Items]
Derivative, notional amount	$ 250.0	$ 250.0
Percentage of Debt Instrument Outstanding	100.00%	100.00%
September 2019 Swap
Derivative [Line Items]
Derivative, fixed interest rate	1.50%	1.50%		1.50%
Derivative, notional amount	$ 50.0	$ 50.0		$ 50.0
September 2019 Swap \| First Lien Term Facility
Derivative [Line Items]
Percentage of Debt Instrument Outstanding	20.00%	20.00%
January 2019 Swap
Derivative [Line Items]
Derivative, fixed interest rate	2.09%	2.09%	2.10%	2.31%
Derivative, notional amount	$ 200.0	$ 200.0
January 2019 Swap \| First Lien Term Facility
Derivative [Line Items]
Percentage of Debt Instrument Outstanding	80.00%	80.00%