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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Nature of the Business and Going Concern (Details)			12 Months Ended
Nature of the Business and Going Concern (Details)	Oct. 23, 2020 USD ($)	May 15, 2020 USD ($)	Dec. 31, 2020 USD ($) product segment	Dec. 31, 2019 USD ($)	Jun. 19, 2020 employee	May 31, 2020 lease	May 04, 2020 USD ($)	Dec. 31, 2018 USD ($)
Business Combination Segment Allocation [Line Items]
Number of reportable segments \| segment			1
Impairment loss on IPR&D			$ 101,500,000
Impairment of long-lived assets			$ 101,533,000	$ 0
Reduction in pay, excess salary amount							$ 100,000
Number of terminated employees \| employee					53
Number of furloughed employees \| employee					15
Employee base, percentage decrease in recruitment			31.00%
Severance costs			$ 300,000
U.S. small business administration paycheck protection program, proceeds received		$ 3,400,000
Coupon		1.00%
Lease agreement, number of modified leases \| lease						1
Accumulated Deficit			243,496,000	121,474,000
Outstanding borrowings			162,000,000
Cash, cash equivalents, restricted cash and restricted cash equivalents			6,712,000	$ 16,182,000				$ 13,069,000
Minimum liquidity covenant, period one			1,000,000
Minimum liquidity covenant, period two			3,000,000
Executive Leadership Team
Business Combination Segment Allocation [Line Items]
Percentage of reduction in pay							20.00%
All Employees
Business Combination Segment Allocation [Line Items]
Percentage of reduction in pay							15.00%
Property, Plant and Equipment
Business Combination Segment Allocation [Line Items]
Impairment loss on IPR&D			79,800,000
Product Acquisition Costs
Business Combination Segment Allocation [Line Items]
Impairment loss on IPR&D			13,500,000
Trademarks and Technology
Business Combination Segment Allocation [Line Items]
Impairment of long-lived assets			8,090,000
In-process research and development (IPR&D)
Business Combination Segment Allocation [Line Items]
Impairment of long-lived assets			$ 74,000
Business Transfer Agreement
Business Combination Segment Allocation [Line Items]
Related party transaction, amounts of transaction	$ 125,000
US
Business Combination Segment Allocation [Line Items]
Generic products marketed \| product			37
Branded generic products marketed \| product			2
CANADA
Business Combination Segment Allocation [Line Items]
Generic and branded generic products marketed \| product			31