Quarterly report pursuant to Section 13 or 15(d)

VIEs - Unconsolidated VIEs (Details)

v3.5.0.2
VIEs - Unconsolidated VIEs (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
2015-1 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets $ 4,298 $ 7,695
Total Liabilities 0 0
Maximum Exposure to Loss 4,298 7,695
2012-1 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets   94
Total Liabilities   0
Maximum Exposure to Loss   94
2012-2 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets   771
Total Liabilities   0
Maximum Exposure to Loss   771
Trust Preferred Securities    
Variable Interest Entity [Line Items]    
Total Assets 13,919 13,919
Total Liabilities 292,544 317,106
Maximum Exposure to Loss 0 0
Low Income Housing Tax Credit Partnerships    
Variable Interest Entity [Line Items]    
Total Assets 568,182 425,500
Total Liabilities 298,679 196,001
Maximum Exposure to Loss 568,182 425,500
Other Investments    
Variable Interest Entity [Line Items]    
Total Assets 80,480 68,746
Total Liabilities 33,493 25,762
Maximum Exposure to Loss 80,480 68,746
Total    
Variable Interest Entity [Line Items]    
Total Assets 666,879 516,725
Total Liabilities 624,716 538,869
Maximum Exposure to Loss $ 652,960 $ 502,806