| Document and Entity Information | Feb. 10, 2021 |
| Cover [Abstract] | |
| Entity Registrant Name | PULTEGROUP INC/MI/ |
| Amendment Flag | false |
| Entity Central Index Key | 0000822416 |
| Document Type | 8-K |
| Document Period End Date | Feb. 10, 2021 |
| Entity Incorporation State Country Code | MI |
| Entity File Number | 1-9804 |
| Entity Tax Identification Number | 38-2766606 |
| Entity Address, Address Line One | 3350 Peachtree Road NE |
| Entity Address, Address Line Two | Suite 150 |
| Entity Address, City or Town | Atlanta |
| Entity Address, State or Province | GA |
| Entity Address, Postal Zip Code | 30326 |
| City Area Code | (404) |
| Local Phone Number | 978-6400 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Security 12b Title | Common Shares, par value $0.01 |
| Trading Symbol | PHM |
| Security Exchange Name | NYSE |
