Commitments and Contingencies (Details) shares in Millions								2 Months Ended	6 Months Ended	12 Months Ended
	Apr. 22, 2020 USD ($)	Apr. 07, 2020 USD ($) shares	Apr. 01, 2020 USD ($) shares	Nov. 14, 2019 USD ($)	Aug. 16, 2019 USD ($)	Jul. 30, 2019 USD ($) shares	Sep. 05, 2018 USD ($)	Mar. 13, 2020 USD ($)	Jun. 30, 2020 USD ($) shares	Dec. 31, 2019 USD ($)
Contingent Potential Milestone Payments, Year ending December 31,
2020									$ 1,999,000
2021									1,873,000
2022									285,000
2023									250,000
Total									4,407,000
Percentage of excess EBITDA						33.30%
Loss contingency, EBITDA net leverage ratio						3.0
Contingent value rights, minimum cash cushion						$ 100,000,000
Loss contingency liability									31,200,000
Loss contingency accrual, period decrease								$ (1,800,000)	$ (10,000,000.0)
Akorn, Inc v. Fresenius
Contingent Potential Milestone Payments, Year ending December 31,
Damages sought				$ 117,000,000	$ 123,000,000
Damages denied	$ 43,000,000
Date Integrity Securities Litigation, First Occurrence
Contingent Potential Milestone Payments, Year ending December 31,
Damages sought						$ 30,000,000	$ 1,070,000,000.00
Loss contingency (in shares) | shares						6.5
Contingent value rights, aggregate cap per year						$ 12,000,000
Contingent value rights, aggregate cap per term						$ 60,000,000
Date Integrity Securities Litigation, Second Occurrence
Contingent Potential Milestone Payments, Year ending December 31,
Damages sought							$ 613,000,000
Securities Class Action Litigation
Contingent Potential Milestone Payments, Year ending December 31,
Loss contingency (in shares) | shares			6.7						6.7
Contingent value rights, duration of term						5 years
Proceeds received from insurance carrier		$ 27,500,000	$ 27,500,000
Loss contingency, shares, value			4,400,000
Loss contingency, additional shares released, value			$ 1,200,000
Securities Class Action Litigation | Settlement Shares
Contingent Potential Milestone Payments, Year ending December 31,
Loss contingency (in shares) | shares		6.7
Securities Class Action Litigation | CVR
Contingent Potential Milestone Payments, Year ending December 31,
Loss contingency (in shares) | shares		6.7
State of Louisiana v. Hi-Tech, et. al
Contingent Potential Milestone Payments, Year ending December 31,
Loss contingency, damages paid, value										$ 43,000,000.0
Loss contingency accrual, contingent value right										$ 30,000,000.0