Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entities (Narrative) (Details)

v3.10.0.1
Variable Interest Entities (Narrative) (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Variable Interest Entity [Line Items]    
Restricted cash $ 974 $ 938
Primary Beneficiary    
Variable Interest Entity [Line Items]    
Tax credit percentage 39.00%  
Restricted cash $ 1,000  
Percentage of recapture 100.00%  
Recapture period 7 years  
Assets $ 165,900  
Liabilities $ 121,200