| Cover | Nov. 11, 2021 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Nov. 11, 2021 |
| Entity Registrant Name | Origin Materials, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-39378 |
| Entity Tax Identification Number | 87-1388928 |
| Entity Address, Address Line One | 930 Riverside Parkway |
| Entity Address, Address Line Two | Suite 10 |
| Entity Address, City or Town | West Sacramento, |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 95605 |
| City Area Code | 916 |
| Local Phone Number | 231-9329 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | ORGN |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Entity Central Index Key | 0001802457 |
| Document Fiscal Year Focus | 2021 |
| Document Fiscal Period Focus | Q3 |
| Amendment Flag | false |
| Warrant | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share |
| Trading Symbol | ORGNW |
| Security Exchange Name | NASDAQ |
