Annual report pursuant to Section 13 and 15(d)

VIEs - Unconsolidated VIEs (Details)

v3.6.0.2
VIEs - Unconsolidated VIEs (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Variable Interest Entity [Line Items]    
Total Assets $ 686,991 $ 516,725
Total Liabilities 587,589 538,869
Maximum Exposure to Loss 673,072 502,806
Trust 2016 Unconsolidated    
Variable Interest Entity [Line Items]    
Total Assets 14,770  
Total Liabilities 0  
Maximum Exposure to Loss 14,770  
2015-1 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets 2,227 7,695
Total Liabilities 0 0
Maximum Exposure to Loss 2,227 7,695
2012-1 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets 0 94
Total Liabilities 0 0
Maximum Exposure to Loss 0 94
2012-2 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets 0 771
Total Liabilities 0 0
Maximum Exposure to Loss 0 771
Trust Preferred Securities    
Variable Interest Entity [Line Items]    
Total Assets 13,919 13,919
Total Liabilities 252,552 317,106
Maximum Exposure to Loss 0 0
Low Income Housing Tax Credit Partnerships    
Variable Interest Entity [Line Items]    
Total Assets 576,880 425,500
Total Liabilities 292,721 196,001
Maximum Exposure to Loss 576,880 425,500
Other Investments    
Variable Interest Entity [Line Items]    
Total Assets 79,195 68,746
Total Liabilities 42,316 25,762
Maximum Exposure to Loss $ 79,195 $ 68,746