| Document and Entity Information | Apr. 11, 2022 |
| Document And Entity Information [Line Items] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001770141 |
| Document Type | 8-K |
| Document Period End Date | Apr. 11, 2022 |
| Entity Registrant Name | UpHealth, Inc. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-38924 |
| Entity Tax Identification Number | 83-3838045 |
| Entity Address, Address Line One | 14000 S. Military Trail |
| Entity Address, Address Line Two | Suite 203 |
| Entity Address, City or Town | Delray Beach |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 33484 |
| City Area Code | (312) |
| Local Phone Number | 618-1322 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Common Stock Par Value 0.0001 Per Share [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Common Stock, par value $0.0001 per share |
| Trading Symbol | UPH |
| Security Exchange Name | NYSE |
| Redeemable Warrants Exercisable For One Share Of Common Stock At An Exercise Price Of 11.50 Per Share [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Redeemable Warrants, exercisable for one share of Common Stock at an exercise price of $11.50 per share |
| Trading Symbol | UPH.WS |
| Security Exchange Name | NYSE |
