Subsidiary Bankruptcy and Deconsolidation (Details) - USD ($)		3 Months Ended		9 Months Ended
	Apr. 26, 2019	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Oct. 02, 2019	Jul. 02, 2019	Feb. 08, 2019
Business Acquisition, Contingent Consideration [Line Items]
Gain (loss) on deconsolidation of subsidiary		$ 0	$ 0	$ (2,840,000)	$ 0
DIP Credit Agreement | Debtor in Possession Credit and Security Facility
Business Acquisition, Contingent Consideration [Line Items]
Gain (loss) on deconsolidation of subsidiary		(407,000)
Payments for debtor in possession financing		407,000
Speciality Pharama
Business Acquisition, Contingent Consideration [Line Items]
Aggregate cash proceeds of intangible assets and remaining inventory	$ 250,000
Speciality Pharama | Internal Revenue Service (IRS)
Business Acquisition, Contingent Consideration [Line Items]
Bankruptcy claims, amount of filed claims likely to be denied							$ 50,695,000
Speciality Pharama | Internal Revenue Service (IRS) | Subsequent Event
Business Acquisition, Contingent Consideration [Line Items]
Bankruptcy claims, amount of filed claims likely to be denied						$ 9,302,000
Speciality Pharama | DIP Credit Agreement | Debtor in Possession Credit and Security Facility
Business Acquisition, Contingent Consideration [Line Items]
DIP financing, amount arranged								$ 2,700,000
Specialty Pharma
Business Acquisition, Contingent Consideration [Line Items]
Equity method investments, fair value		$ 0		$ 0