Net Capital Requirements (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012
Gleacher Securities
Net Capital Requirements
Minimum net capital under the alternative method	$ 81.0
Excess net capital	80.8
Required minimum net capital	0.25
Gleacher Partners, LLC
Net Capital Requirements
Minimum net capital under the alternative method	0.8
Excess net capital	0.6
Required minimum net capital	0.25
ClearPoint
Net Capital Requirements
Net worth	12.2
Excess net worth	11.2
Required minimum net worth	$ 1.0