Baudax Bio, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Acquisition of Gainesville Facility and Meloxicam - Additional Information (Details)

Acquisition of Gainesville Facility and Meloxicam - Additional Information (Details) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended		9 Months Ended
	Apr. 10, 2015 USD ($) $ / shares shares	Dec. 31, 2018 USD ($) $ / shares	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Sep. 30, 2019 USD ($) MilestonePayment
Business Acquisition [Line Items]
Goodwill		$ 2,127			$ 2,127
Recro \| Gainesville Facility
Business Acquisition [Line Items]
Business acquisition upfront payment in cash	$ 50,000
Working capital adjustment	4,000
Business acquisition contingent consideration possible milestone payments	$ 125,000
Maximum future net product sales milestone percentage	30.00%				30.00%
IPR&D asset					$ 26,400
Goodwill					2,127
Recro \| Gainesville Facility \| Alkermes Plc \| Second Amendment to Purchase and Sale Agreement
Business Acquisition [Line Items]
Warrant, exercise price per share \| $ / shares		$ 8.26
Business acquisition contingent consideration possible milestone payments		$ 140,000
Recro \| Gainesville Facility \| Alkermes Plc \| Amendment to Purchase and Sale Agreement
Business Acquisition [Line Items]
Business acquisition contingent consideration, first milestone payment					$ 5,000
Recro \| Gainesville Facility \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, First Component
Business Acquisition [Line Items]
Business acquisition contingent consideration possible milestone payments			$ 5,000
Business acquisition contingent consideration, first milestone payment				$ 5,000
Recro \| Gainesville Facility \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Third Component
Business Acquisition [Line Items]
Minimum milestone payments percentage					60.00%
Recro \| Gainesville Facility \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Fourth Component
Business Acquisition [Line Items]
Maximum royalty payment percentage					30.00%
Recro \| Gainesville Facility \| Minimum
Business Acquisition [Line Items]
Future net product sales milestone percentage	10.00%				10.00%
Recro \| Gainesville Facility \| Minimum \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Fourth Component
Business Acquisition [Line Items]
Royalty payment percentage					10.00%
Recro \| Gainesville Facility \| Maximum
Business Acquisition [Line Items]
Future net product sales milestone percentage	12.00%				12.00%
Recro \| Gainesville Facility \| Maximum \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Second Component
Business Acquisition [Line Items]
Business acquisition, contingent consideration, milestone payments due period following regulatory approval					180 days
Recro \| Gainesville Facility \| Maximum \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Fourth Component
Business Acquisition [Line Items]
Royalty payment percentage					12.00%
Recro \| Gainesville Facility \| Regulatory Approval and Net Sales Milestones
Business Acquisition [Line Items]
Business acquisition contingent consideration possible milestone payments	$ 45,000
Recro \| Gainesville Facility \| Regulatory Approval and Net Sales Milestones \| Second Amendment to Purchase and Sale Agreement
Business Acquisition [Line Items]
Business acquisition contingent consideration possible milestone payments	$ 45,000	$ 60,000
Recro \| Gainesville Facility \| Development Milestone \| Alkermes Plc \| Second Amendment to Purchase and Sale Agreement
Business Acquisition [Line Items]
Business acquisition contingent consideration milestone payments period		7 years
Recro \| Gainesville Facility \| Milestone Payments Due, Following Regulatory Approval \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Second Component
Business Acquisition [Line Items]
Business acquisition contingent consideration possible milestone payments					$ 5,000
Recro \| Gainesville Facility \| Milestone Payments Due, Beginning on First Anniversary of Regulatory Approval \| Alkermes Plc \| Amendment to Purchase and Sale Agreement \| Contingent Consideration, Second Component
Business Acquisition [Line Items]
Business acquisition contingent consideration possible milestone payments					$ 45,000
Business acquisition, contingent consideration, number of equal annual milestone payments \| MilestonePayment					7
Business acquisition, contingent consideration, equal annual milestone payments					$ 6,400
Recro \| Gainesville Facility \| Seven Year Warrant
Business Acquisition [Line Items]
Purchase common stock with warrant issue \| shares	350,000
Warrant, exercise price per share \| $ / shares	$ 19.46