Subsequent Events (Details) - Headlands - Distressed Residential Mortgage Loans $ in Millions	Jun. 30, 2018 USD ($)
Subsequent Event [Line Items]
Assets under management	$ 404.4
Equity under management	$ 218.1

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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Period Type:	duration