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Intangible Assets (Narrative) (Details) $ in Thousands		1 Months Ended	11 Months Ended	12 Months Ended
	Jul. 02, 2018 USD ($)	Aug. 31, 2016 USD ($)	Feb. 28, 2018 trade_name	Mar. 31, 2019 USD ($)	Mar. 31, 2018 USD ($)
Schedule of Intangible Assets [Line Items]
Number of indefinite-lived trade names exceeding carrying value by less than 10% | trade_name			2
Impairment of indefinite-lived assets				$ 155,000
Intangible assets, useful lives				15 years
Intangible assets, tradename impairment					$ 600
Finite-lived intangible assets, weighted average remaining period				11 years 10 months 24 days
Amortization of intangible assets				$ 21,767	23,349
Minimum
Schedule of Intangible Assets [Line Items]
Intangible assets, useful lives				10 years
Maximum
Schedule of Intangible Assets [Line Items]
Intangible assets, useful lives				30 years
Finite-Lived Tradenames and Customer Relationships
Schedule of Intangible Assets [Line Items]
Intangible assets, tradename impairment				$ 40,953	624
Amortization of intangible assets				21,767	23,349
Indefinite- Lived Tradenames
Schedule of Intangible Assets [Line Items]
Indefinite-lived intangibles, reductions				(30,562)
Impairment of indefinite-lived assets				154,967	99,300
Comet Brand
Schedule of Intangible Assets [Line Items]
Indefinite-lived intangibles, reductions		$ (9,000)
Impairment of indefinite-lived assets					70,700
Beano Brand
Schedule of Intangible Assets [Line Items]
Impairment of indefinite-lived assets					$ 28,600
Disposal group, disposed of by sale, not discontinued operations | Household Cleaning | Household Cleaning | Finite-Lived Tradenames and Customer Relationships
Schedule of Intangible Assets [Line Items]
Finite-lived intangible assets, written off	$ 18,800
Disposal group, disposed of by sale, not discontinued operations | Household Cleaning | Household Cleaning | Indefinite- Lived Tradenames
Schedule of Intangible Assets [Line Items]
Indefinite-lived intangibles, reductions	$ (30,500)
Measurement Input, Cap Rate
Schedule of Intangible Assets [Line Items]
Indefinite-lived intangible asset, increase (decrease) in measurement input					0.50%
Measurement Input, Long-term Revenue Growth Rate | Tradenames
Schedule of Intangible Assets [Line Items]
Indefinite-lived intangible asset, increase (decrease) in measurement input					(0.50%)
increase In Measurement Input
Schedule of Intangible Assets [Line Items]
Sensitivity analysis of fair value, impact of change in measurement input				17,400
Decrease In Measurement Input
Schedule of Intangible Assets [Line Items]
Sensitivity analysis of fair value, impact of change in measurement input				$ 8,900

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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