License, Collaborative and Employment Agreements and Commitments - Additional Information (Details) - USD ($)							1 Months Ended				12 Months Ended
	Dec. 23, 2021	Dec. 30, 2020	Dec. 23, 2020	Aug. 07, 2019	Sep. 05, 2018	Dec. 05, 2013	Nov. 30, 2017	Dec. 19, 2012	Dec. 19, 2012	Nov. 28, 2012	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2015
License, Collaborative and Employment Agreements and Commitments [Line Items]
Payments for Other Fees							$ 4,500,000
Cost of Living Adjustments Percentage			62.50%
Fair Value Of Shares Issued					$ 285,000
Operating Lease, Cost											$ 280,000	$ 209,000
Operating Lease, Payments											321,000	309,000
Non Cash Addition of Right of Use Assets											$ 538,000
Operating Lease, Weighted Average Discount Rate, Percent											8.50%
Research and Development Expense											$ 7,800,000	5,131,000
Cedarssinai Medical Center [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Number Of Common Stock To Be Issued					50,000
Number Of Common Stock To Be Held By Related Party					7,480,000
Cedarssinai Medical Center [Member] | SYN Biomics [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Additional Number Of Common Stock To Be Issued					2,420,000
Operating Lease [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Operating Lease, Cost												1,300,000
Licensing Agreements [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Annual payments due under license agreement									$ 50,000
Final payment due under license agreement									25,000
Payments for Other Fees						$ 150,000
Stock Issued During Period, Shares, New Issues						9,569
Patents [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Payments for Other Fees						$ 220,000
Steven A. Shallcross
License, Collaborative and Employment Agreements and Commitments [Line Items]
Deferred Compensation Arrangement with Individual, Cash Awards Granted, Percentage		62.00%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		450,000
Dr. Sliman [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Deferred Compensation Arrangement with Individual, Cash Awards Granted, Percentage	62.50%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	650,000
Annual Base Salary			$ 450,000
Prev Abr Llc [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Additional Cash Payment for License Agreement										$ 235,000
Unregistered Shares Issued to License Agreement										17,858
Additional Consideration Payable										50% in cash and 50% in our stock
Options To Be Received Common Stock Shares													18,724
Phase I Clinical Trials [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Milestone Payment								$ 50,000
Phase III Clinical Trials [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Milestone Payment								100,000
NDA Submission In US [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Milestone Payment								250,000
European Medicines Agency Approval [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Milestone Payment								100,000
Regulatory Approval In Asian Country [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Milestone Payment								100,000
Stock Purchase Agreement [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Research and Development Expense											$ 1,000	$ 225,000
Clinical Trial Agreement [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Estimated Research Costs				$ 3,200,000
First Year [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Research Agreement Fixed Fee								303,287	303,287
Second Year [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Research Agreement Fixed Fee								316,438	316,438
Third Year [Member]
License, Collaborative and Employment Agreements and Commitments [Line Items]
Research Agreement Fixed Fee								$ 328,758	$ 328,758