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Business Combinations (Narrative) (Details) - USD ($)
$ in Thousands
Jun. 01, 2018
Aug. 31, 2017
Jun. 30, 2018
HNP Capital [Member]      
Business Acquisition [Line Items]      
Assets under management     $ 344,000
Consideration for acquisition in cash $ 5,100    
Goodwill 2,600    
Identified intangible assets $ 2,500    
Robshaw & Julian [Member]      
Business Acquisition [Line Items]      
Assets under management   $ 175,000  
Goodwill   1,000  
Identified intangible assets   810  
Courier Capital [Member]      
Business Acquisition [Line Items]      
Assets under management   $ 1,600,000