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Discontinued Operations - Narrative (Details) - USD ($)
3 Months Ended
Aug. 27, 2019
Jun. 30, 2016
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Jun. 30, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Assets related to discontinued operations     $ 39,137,000   $ 46,554,000  
Discontinued operations disposed of by sale            
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Liabilities retained after sale     0   0  
Assets related to discontinued operations     0   $ 0  
Net income from discontinued operations     $ 0 $ 0    
USI Insurance Services | Discontinued operations disposed of by sale            
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Gain on sale of subsidiary   $ 6,900,000        
Liabilities retained after sale   424,000        
Proceeds from sale   $ 7,000,000.0        
Earn-out payment           $ 600,000
Earn-out payment received $ 575,000