Investment in New Avon (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 17, 2015
Schedule of Equity Method Investments [Line Items]
Investment in New Avon		$ 0	$ 0
Distribution from New Avon LLC		0	22,000,000	$ 0
Other comprehensive income, equity method investment		$ 0	1,200,000	2,200,000
New Avon
Schedule of Equity Method Investments [Line Items]
Investment in New Avon	$ 0				$ 42,500,000
Income (loss) from equity method investment including amounts not recorded as investment balance is below zero			(20,200,000)	(11,900,000)
Distribution from New Avon LLC			22,000,000
Other comprehensive income, equity method investment			100,000	2,200,000
Equity method investment, income (loss) from purchase accounting			1,100,000
Other Expense | New Avon
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments	$ 1,700,000		(11,500,000)	$ (11,900,000)
Equity method investment, income (loss) from purchase accounting			$ (500,000)