XML 49 R23.htm IDEA: XBRL DOCUMENT
v3.8.0.1

INFORMATION ABOUT RECEIVABLES, REVENUES, AND SERVICES. (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
Information about Receivables, Revenues, and Services [Abstract] |
Components of revenues from advisory services | Revenues earned during the first quarter of 2017 and 2018 under agreements with clients include:
| Three months ended 3/31/2017
|  |  | Administrative, distribution, and servicing fees |  |
(in millions) | Investment advisory fees |  | Administrative fees |  | Distribution and servicing fees |  | Net revenues
U.S. mutual funds | $ | 717.4 |  |  | $ | 86.3 |  |  | $ | 35.2 |  |  | $ | 838.9 |
Subadvised and separately managed accounts and other investment products | 275.3 |  |  | — |  |  | — |  |  | 275.3 |
Other | — |  |  | 18.4 |  |  | — |  |  | 18.4 |
| $ | 992.7 |  |  | $ | 104.7 |  |  | $ | 35.2 |  |  | $ | 1,132.6 |
| Three months ended 3/31/2018
|  |  | Administrative, distribution, and servicing fees |  |
(in millions) | Investment advisory fees |  | Administrative fees |  | Distribution and servicing fees |  | Net revenues
U.S. mutual funds | $ | 832.9 |  |  | $ | 81.8 |  |  | $ | 36.6 |  |  | $ | 951.3 |
Subadvised and separately managed accounts and other investment products | 356.3 |  |  | — |  |  | — |  |  | 356.3 |
Other | — |  |  | 20.4 |  |  | — |  |  | 20.4 |
| $ | 1,189.2 |  |  | $ | 102.2 |  |  | $ | 36.6 |  |  | $ | 1,328.0 |
The following table details the investment advisory fees earned from clients by their underlying asset class.
| Three months ended
(in millions) | 3/31/2017 |  | 3/31/2018
U.S. mutual funds |  |  |
Equity and blended assets | $ | 594.2 |  |  | $ | 705.5 |
Fixed income and money market | 123.2 |  |  | 127.4 |
| 717.4 |  |  | 832.9 |
Subadvised and separately managed accounts and other investment products |  |  |
Equity and blended assets | 227.9 |  |  | 297.0 |
Fixed income and money market | 47.4 |  |  | 59.3 |
| 275.3 |  |  | 356.3 |
Total | $ | 992.7 |  |  | $ | 1,189.2 |
Components of assets under management | The following table summarizes the investment portfolios and assets under management on which we earn investment advisory fees.
| Average during |  |
| the first quarter of |  | As of
(in billions) | 2017 |  | 2018 |  | 12/31/2017 |  | 3/31/2018
U.S. mutual funds |  |  |  |  |  |  |
Equity and blended assets | $ | 421.0 |  |  | $ | 494.6 |  |  | $ | 480.5 |  |  | $ | 484.1 |
Fixed income and money market | 115.5 |  |  | 127.4 |  |  | 125.8 |  |  | 128.8 |
| 536.5 |  |  | 622.0 |  |  | 606.3 |  |  | 612.9 |
Subadvised and separately managed accounts and other investment products |  |  |  |  |  |  |
Equity and blended assets | 231.6 |  |  | 308.2 |  |  | 291.9 |  |  | 304.8 |
Fixed income and money market | 77.3 |  |  | 95.3 |  |  | 92.9 |  |  | 96.5 |
| 308.9 |  |  | 403.5 |  |  | 384.8 |  |  | 401.3 |
Total | $ | 845.4 |  |  | $ | 1,025.5 |  |  | $ | 991.1 |  |  | $ | 1,014.2 |

X
- 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
Name: | trow_ComponentsofAssetsUnderManagementTableTextBlock
Namespace Prefix: | trow_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | trow_ComponentsofInvestmentAdvisoryFeesTableTextBlock
Namespace Prefix: | trow_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Information about Receivables, Revenues, and Services + References No definition available. + Details
Name: | trow_InformationAboutReceivablesRevenuesAndServicesAbstract
Namespace Prefix: | trow_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration