Income Taxes (Details) - USD ($) $ in Thousands		12 Months Ended
	Feb. 03, 2016	Dec. 31, 2019	Dec. 31, 2018
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest [Abstract]
U.S. operations		$ 140,664	$ 52,759
Non-U.S. operations		157,358	65,905
Loss before income taxes		298,022	118,664
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current provision - federal		(1,387)	(2,903)
Current provision - state		292	(1,538)
Current provision - foreign		(791)	(2,089)
Current provision - total		(1,886)	(6,530)
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred benefit - current		15,396	7,828
Deferred benefit - state		712	4,005
Deferred benefit - foreign		12,899	3,680
Deferred benefit - total		29,007	15,513
Total benefit for income taxes		$ 27,121	$ 8,983
Osmotica Pharmaceuticals Plc [Member] | Osmotica Holdings SCSp [Member]
Income Tax Disclosure [Line Items]
Ownership interest (as a percent)	50.00%
Vertical/Trigen Holdings, LLC [Member] | Osmotica Holdings SCSp [Member]
Income Tax Disclosure [Line Items]
Ownership interest (as a percent)	50.00%