Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 104 Months Ended | 120 Months Ended | 599 Months Ended | ||||
|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
[1] | Dec. 31, 2025 |
Dec. 31, 2025 |
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| Lipper U.S. Government Money Market Funds Average | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 3.77% | 2.82% | 2.04% | 1.72% | |||||
| T. Rowe Price Government Money Fund, Inc.- Investor Class | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 4.04% | 3.05% | 1.93% | ||||||
| Performance Inception Date | Jan. 26, 1976 | ||||||||
| T. Rowe Price Government Money Fund- I Class | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 4.17% | 3.14% | 2.32% | ||||||
| Performance Inception Date | May 03, 2017 | ||||||||
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