|
Investments In Equity Method Investees (Details) (USD $)
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6 Months Ended |
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|
Apr. 30, 2013
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Oct. 31, 2012
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| Schedule Of Equity Method Investments [Line Items] |
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|
| Total equity method sponsored funds |
$ 43,830,000 |
$ 66,558,000 |
|
Private Equity Partnership [Member]
|
|
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| Schedule Of Equity Method Investments [Line Items] |
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|
| Equity method investment ownership percentage |
7.00% |
7.00% |
| Equity method investment aggregate cost |
5,300,000 |
9,800,000 |
|
Eaton Vance Real Estate Fund [Member]
|
|
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| Schedule Of Equity Method Investments [Line Items] |
|
|
| Equity method investment ownership percentage |
39.00% |
48.00% |
| Equity method investment aggregate cost |
14,365,000 |
16,494,000 |
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Eaton Vance Municipal Opportunities Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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|
| Equity method investment ownership percentage |
31.00% |
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| Equity method investment aggregate cost |
11,240,000 |
|
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Eaton Vance Focused Value Opportunities Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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| Equity method investment ownership percentage |
41.00% |
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| Equity method investment aggregate cost |
6,190,000 |
|
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Eaton Vance Tax-Advantaged Bond Strategies Long Term Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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| Equity method investment ownership percentage |
23.00% |
31.00% |
| Equity method investment aggregate cost |
6,113,000 |
10,346,000 |
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Eaton Vance Focused Growth Opportunities Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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| Equity method investment ownership percentage |
41.00% |
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| Equity method investment aggregate cost |
5,922,000 |
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Eaton Vance Richard Bernstein All Asset Strategy Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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| Equity method investment ownership percentage |
|
44.00% |
| Equity method investment aggregate cost |
|
23,341,000 |
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AGF Floating Rate Income Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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| Equity method investment ownership percentage |
|
21.00% |
| Equity method investment aggregate cost |
|
15,334,000 |
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Eaton Vance Parametric Structured Currency Fund [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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| Equity method investment ownership percentage |
|
33.00% |
| Equity method investment aggregate cost |
|
1,043,000 |
|
Hexavest [Member]
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|
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| Schedule Of Equity Method Investments [Line Items] |
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|
| Equity method investment ownership percentage |
49.00% |
49.00% |
| Equity method investment aggregate cost |
180,300,000 |
181,200,000 |
| Equity method investment underlying equity in net assets |
4,500,000 |
3,400,000 |
| Intangible assets net excluding goodwill, equity in investee |
41,200,000 |
42,700,000 |
| Goodwill, equity in investee |
145,700,000 |
146,600,000 |
| Deferred tax liability, equity in investee |
$ 11,100,000 |
$ 11,500,000 |
| Additional interest that may be purchased by the company |
26.00% |
|
| Estimated useful life on Hexavest finite-lived intangible assets |
17 years |
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