Consolidated Statements of Shareholders' Equity (Deficit) (Unaudited) - USD ($) $ in Thousands	Total	Registered Direct Offerings	Public Offerings	Recro	Preferred Stock	Common Stock	Common Stock Registered Direct Offerings	Common Stock Public Offerings	Additional Paid in Capital	Additional Paid in Capital Registered Direct Offerings	Additional Paid in Capital Public Offerings	Additional Paid in Capital Recro	Accumulated Deficit
Balance at Dec. 31, 2020	$ (14,799)					$ 14			$ 97,507				$ (112,320)
Balance, Shares at Dec. 31, 2020					0	1,391,099
Stock-based compensation expense	975			$ 1,201					975			$ 1,201
Issuance of common stock		$ 16,427					$ 3			$ 16,424
Issuance of common stock, Shares							314,286
Issuance of shares pursuant to vesting of restricted stock units, net of shares withheld for income taxes	(41)								(41)
Issuance of shares pursuant to vesting of restricted stock units, net of shares withheld for income taxes, Shares						1,205
Exercise of warrants	12,155					$ 3			12,152
Exercise of warrants, Shares						297,484
Net loss	(16,912)												(16,912)
Balance at Mar. 31, 2021	(994)					$ 20			128,218				(129,232)
Balance, Shares at Mar. 31, 2021					0	2,004,074
Balance at Dec. 31, 2020	(14,799)					$ 14			97,507				(112,320)
Balance, Shares at Dec. 31, 2020					0	1,391,099
Net loss	(32,241)
Balance at Jun. 30, 2021	(4,573)					$ 24			139,964				(144,561)
Balance, Shares at Jun. 30, 2021					0	2,407,806
Balance at Mar. 31, 2021	(994)					$ 20			128,218				(129,232)
Balance, Shares at Mar. 31, 2021					0	2,004,074
Stock-based compensation expense	854								854
Issuance of common stock	10,901					$ 4			10,897
Issuance of common stock, Shares						400,815
Exercise of warrants	5					$ 0			5
Exercise of warrants, Shares						2,917
Net loss	(15,329)												(15,329)
Balance at Jun. 30, 2021	(4,573)					$ 24			139,964				(144,561)
Balance, Shares at Jun. 30, 2021					0	2,407,806
Balance at Dec. 31, 2021	13,226					$ 28			145,287				(132,089)
Balance, Shares at Dec. 31, 2021					8,289	2,807,239
Stock-based compensation expense	521								521
Issuance of common stock		(13)	$ 8,819					$ 35		(13)	$ 8,784
Issuance of common stock, Shares								3,508,772
Issuance of shares pursuant to vesting of restricted stock units, net of shares withheld for income taxes	(1)								(1)
Issuance of shares pursuant to vesting of restricted stock units, net of shares withheld for income taxes, Shares						2,234
Conversion of preferred stock					(8,289)	94,734
Conversion of preferred stock Amount								$ 1	(1)
Net loss	(12,809)												(12,809)
Balance at Mar. 31, 2022	9,743					$ 64			154,577				(144,898)
Balance, Shares at Mar. 31, 2022					0	6,412,979
Balance at Dec. 31, 2021	13,226					$ 28			145,287				(132,089)
Balance, Shares at Dec. 31, 2021					8,289	2,807,239
Net loss	(20,340)
Balance at Jun. 30, 2022	4,230					$ 81			156,578				(152,429)
Balance, Shares at Jun. 30, 2022					0	8,068,853
Balance at Mar. 31, 2022	9,743					$ 64			154,577				(144,898)
Balance, Shares at Mar. 31, 2022					0	6,412,979
Stock-based compensation expense	325								325
Issuance of common stock		$ 1,720	$ (28)				$ 16			$ 1,704	$ (28)
Issuance of common stock, Shares							1,646,091
Issuance of shares pursuant to vesting of restricted stock units, net of shares withheld for income taxes	1					$ 9,783		$ 1
Net loss	(7,531)												(7,531)
Balance at Jun. 30, 2022	$ 4,230					$ 81			$ 156,578				$ (152,429)
Balance, Shares at Jun. 30, 2022					0	8,068,853