| Cover | Jun. 23, 2021 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jun. 23, 2021 |
| Entity File Number | 001-40234 |
| Entity Registrant Name | PURECYCLE TECHNOLOGIES, INC. |
| Entity Central Index Key | 0001830033 |
| Entity Tax Identification Number | 86-2293091 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 5950 Hazeltine National Drive |
| Entity Address, Address Line Two | Suite 650 |
| Entity Address, City or Town | Orlando |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 32822 |
| City Area Code | 877 |
| Local Phone Number | 648-3565 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Common Stock [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | PCT |
| Security Exchange Name | NASDAQ |
| Warrants, each exercisable for one share of common stock, $0.001 par value per share, at an exercise price of $11.50 per share [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each exercisable for one share of common stock, $0.001 par value per share, at an exercise price of $11.50 per share |
| Trading Symbol | PCTTW |
| Security Exchange Name | NASDAQ |
| Units, each consisting of one share of common stock, $0.001 par value per share, and three quarters of one warrant [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Units, each consisting of one share of common stock, $0.001 par value per share, and three quarters of one warrant |
| Trading Symbol | PCTTU |
| Security Exchange Name | NASDAQ |
