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INFORMATION ABOUT RECEIVABLES, REVENUES, AND SERVICES. (Tables) | 12 Months Ended
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Dec. 31, 2017
Information about Receivables, Revenues, and Services [Abstract] |
Components of revenues from advisory services | Revenues from advisory services provided under agreements with the T. Rowe Price U.S. mutual funds and other investment products include:
(in millions) | 2015 |  | 2016 |  | 2017
T. Rowe Price U.S. mutual funds |  |  |  |  |
Stock and blended asset | $ | 2,241.9 |  |  | $ | 2,228.1 |  |  | $ | 2,570.9 |
Bond and money market | 426.0 |  |  | 477.3 |  |  | 501.0 |
| 2,667.9 |  |  | 2,705.4 |  |  | 3,071.9 |
Other investment products |  |  |  |  |
Stock and blended asset | 862.2 |  |  | 850.3 |  |  | 1,009.4 |
Bond, money market, and stable value | 157.2 |  |  | 173.0 |  |  | 206.4 |
| 1,019.4 |  |  | 1,023.3 |  |  | 1,215.8 |
Total | $ | 3,687.3 |  |  | $ | 3,728.7 |  |  | $ | 4,287.7 |
Components of assets under management | The following table summarizes the assets under management on which we earned advisory fees.
(in billions) | Average during |  | As of December 31,
| 2015 |  | 2016 |  | 2017 |  | 2016 |  | 2017
T. Rowe Price U.S. mutual funds |  |  |  |  |  |  |  |  |
Stock and blended asset | $ | 387.8 |  |  | $ | 386.1 |  |  | $ | 447.5 |  |  | $ | 401.3 |  |  | $ | 480.5 |
Bond and money market | 105.8 |  |  | 109.4 |  |  | 121.0 |  |  | 112.9 |  |  | 125.8 |
| 493.6 |  |  | 495.5 |  |  | 568.5 |  |  | 514.2 |  |  | 606.3 |
Other investment products |  |  |  |  |  |  |  |  |
Stock and blended asset | 210.3 |  |  | 211.1 |  |  | 256.4 |  |  | 220.8 |  |  | 291.9 |
Bond, money market, and stable value | 64.0 |  |  | 71.6 |  |  | 84.1 |  |  | 75.8 |  |  | 92.9 |
| 274.3 |  |  | 282.7 |  |  | 340.5 |  |  | 296.6 |  |  | 384.8 |
Total | $ | 767.9 |  |  | $ | 778.2 |  |  | $ | 909.0 |  |  | $ | 810.8 |  |  | $ | 991.1 |
Components of other fees | The following table summarizes the other fees we earned from the T. Rowe Price U.S. mutual funds.
(in millions) | 2015 |  | 2016 |  | 2017
Administrative fees | $ | 292.8 |  |  | $ | 277.3 |  |  | $ | 283.1 |
Distribution and servicing fees | $ | 151.5 |  |  | $ | 141.7 |  |  | $ | 147.0 |

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- Definition Tabular disclosure of the components of revenue recognized in the period for other fees earned from sponsored mutual funds in the United States. + References No definition available. + Details
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- Definition Tabular disclosure of the components of average assets under management and period end assets under management. Assets under management represents the market value of assets an investment adviser manages on behalf of investors and is the basis for determining investment advisory fee revenue. + References No definition available. + Details
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- Definition Tabular disclosure of the components of revenue recognized in the period for schedule-based fees earned for management of mutual funds based on average daily net assets and other investment management and advisory fees earned on other client portfolios based on asset valuations. + References No definition available. + Details
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