Investments of Operating Entities and Consolidated Funds - Securities Purchased Under Agreements to Resell or Sold Under Agreements to Repurchase (Details) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Assets Purchased Under Agreements to Resell or Sold under Agreements to Repurchase [Line Items]
Securities Sold under Agreements to Repurchase, Gross		$ 3,657,000
Securities Sold under Agreements to Repurchase, Amount Offset Against Collateral		0	[1]
Securities sold under agreements to repurchase	0	3,657,000
Securities Sold Under Agreements to Repurchase, Amounts not Offset		3,657,000	[2]
Securities sold under agreements to repurchase, net		0
Securities Owned at Fair Value
Assets Purchased Under Agreements to Resell or Sold under Agreements to Repurchase [Line Items]
Securities pledged by the Company as collateral		4,600,000
Maturity on Demand
Assets Purchased Under Agreements to Resell or Sold under Agreements to Repurchase [Line Items]
Securities sold under agreements to repurchase		3,657,000
Royal Bank of Canada | Maturity on Demand
Assets Purchased Under Agreements to Resell or Sold under Agreements to Repurchase [Line Items]
Interest rates on repurchase agreements		1.75%
Securities sold under agreements to repurchase		$ 3,657,000

[1] Includes financial instruments subject to enforceable master netting provisions that are permitted to be offset to the extent an event of default has occurred.

[2] Includes the amount of collateral held or posted.