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Segment Information (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2012 Channel Segment | Mar. 31, 2011 | Dec. 31, 2011
Segment Information |  |  |
Number of operating segments | 3 |  |
Number of principal distribution channels | 3 |  |
Statements of Income |  |  |
Revenue | $ 417.7 | $ 426.3 |
Operating expenses: |  |  |
Depreciation and other amortization | 33.8 | 25.9 |
Other operating expenses | 275.1 | 275.5 |
Total operating expenses | 308.9 | 301.4 |
Operating income | 108.8 | 124.9 |
Non-operating (income) and expenses: |  |  |
Investment and other income | (10.4) | (8.7) |
Income from equity method investments, net of amortization | (14.5) | (10.2) |
Interest expense | 16.1 | 27.7 |
Total non-operating (income) and expenses | (8.8) | 8.8 |
Income before income taxes | 117.6 | 116.1 |
Income taxes | 24.6 | 26.7 |
Net income | 93.0 | 89.4 |
Net income (non-controlling interests) | (55.6) | (50.3) |
Net income (controlling interest) | 37.4 | 39.1 |
Balance Sheet Information |  |  |
Total assets | 5,209.9 |  | 5,218.9
Mutual Fund |  |  |
Statements of Income |  |  |
Revenue | 175.7 | 184.2 |
Operating expenses: |  |  |
Depreciation and other amortization | 12.0 | 4.1 |
Other operating expenses | 123.0 | 126.4 |
Total operating expenses | 135.0 | 130.5 |
Operating income | 40.7 | 53.7 |
Non-operating (income) and expenses: |  |  |
Investment and other income | (4.0) | (2.3) |
Income from equity method investments, net of amortization | (2.6) | (1.4) |
Interest expense | 0.9 | 10.8 |
Total non-operating (income) and expenses | (5.7) | 7.1 |
Income before income taxes | 46.4 | 46.6 |
Income taxes | 10.6 | 11.7 |
Net income | 35.8 | 34.9 |
Net income (non-controlling interests) | (21.1) | (18.3) |
Net income (controlling interest) | 14.7 | 16.6 |
Balance Sheet Information |  |  |
Total assets | 1,965.9 |  | 1,920.6
Institutional |  |  |
Statements of Income |  |  |
Revenue | 206.8 | 207.0 |
Operating expenses: |  |  |
Depreciation and other amortization | 19.9 | 19.7 |
Other operating expenses | 129.7 | 127.0 |
Total operating expenses | 149.6 | 146.7 |
Operating income | 57.2 | 60.3 |
Non-operating (income) and expenses: |  |  |
Investment and other income | (5.1) | (5.0) |
Income from equity method investments, net of amortization | (10.5) | (7.7) |
Interest expense | 13.2 | 14.6 |
Total non-operating (income) and expenses | (2.4) | 1.9 |
Income before income taxes | 59.6 | 58.4 |
Income taxes | 11.8 | 12.8 |
Net income | 47.8 | 45.6 |
Net income (non-controlling interests) | (28.9) | (27.2) |
Net income (controlling interest) | 18.9 | 18.4 |
Balance Sheet Information |  |  |
Total assets | 2,783.4 |  | 2,836.2
High Net Worth |  |  |
Statements of Income |  |  |
Revenue | 35.2 | 35.1 |
Operating expenses: |  |  |
Depreciation and other amortization | 1.9 | 2.1 |
Other operating expenses | 22.4 | 22.1 |
Total operating expenses | 24.3 | 24.2 |
Operating income | 10.9 | 10.9 |
Non-operating (income) and expenses: |  |  |
Investment and other income | (1.3) | (1.4) |
Income from equity method investments, net of amortization | (1.4) | (1.1) |
Interest expense | 2.0 | 2.3 |
Total non-operating (income) and expenses | (0.7) | (0.2) |
Income before income taxes | 11.6 | 11.1 |
Income taxes | 2.2 | 2.2 |
Net income | 9.4 | 8.9 |
Net income (non-controlling interests) | (5.6) | (4.8) |
Net income (controlling interest) | 3.8 | 4.1 |
Balance Sheet Information |  |  |
Total assets | $ 460.6 |  | $ 462.1

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