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Composition Of Certain Financial Statement Captions (Accrued Liabilities) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Items Included in Consolidated Statement of Financial Condition [Abstract] |  |
Accrued employee compensation | $ 63,996 | $ 48,112
Accrued employee benefits and other personnel | 7,299 | 5,408
Accrued consulting, outsourcing and professional fees | 16,676 | 17,477
Accrued brokerage fees | 5,733 | 8,665
Accrued sub-advisory, distribution and other asset management fees | 17,548 | 17,091
Accrued dividend payable | 0 | 26,518
Other accrued liabilities | 27,053 | 23,773
Total accrued liabilities | $ 138,305 | $ 147,044

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