Document and Entity Information
Document and Entity Information - USD ($) $ in Millions | 12 Months Ended | ||
Dec. 31, 2022 | Mar. 01, 2023 | Jun. 30, 2022 | |
Document and Entity Information | |||
Document Type | 10-K/A | ||
Document Annual Report | true | ||
Document Period End Date | Dec. 31, 2022 | ||
Document Transition Report | false | ||
Entity File Number | 001-36020 | ||
Entity Registrant Name | Onconova Therapeutics, Inc. | ||
Entity Incorporation, State or Country Code | DE | ||
Entity Tax Identification Number | 22-3627252 | ||
Entity Address, Address Line One | 12 Penns Trail | ||
Entity Address, City or Town | Newtown | ||
Entity Address, State or Province | PA | ||
Entity Address, Postal Zip Code | 18940 | ||
City Area Code | 267 | ||
Local Phone Number | 759-3680 | ||
Entity Well-known Seasoned Issuer | No | ||
Entity Voluntary Filers | No | ||
Entity Current Reporting Status | Yes | ||
Entity Interactive Data Current | Yes | ||
Entity Filer Category | Non-accelerated Filer | ||
Entity Small Business | true | ||
Entity Emerging Growth Company | false | ||
ICFR Auditor Attestation Flag | false | ||
Entity Shell Company | false | ||
Entity Public Float | $ 27.5 | ||
Entity Common Stock, Shares Outstanding | 20,969,559 | ||
Title of 12(b) Security | Common Stock, par value $.01 per share | ||
Trading Symbol | ONTX | ||
Security Exchange Name | NASDAQ | ||
Auditor Name | Ernst & Young LLP | ||
Auditor Firm ID | 42 | ||
Auditor Location | Philadelphia | ||
Entity Central Index Key | 0001130598 | ||
Current Fiscal Year End Date | --12-31 | ||
Document Fiscal Year Focus | 2022 | ||
Document Fiscal Period Focus | FY | ||
Amendment Flag | false |