Quarterly report pursuant to Section 13 or 15(d)

VIEs - Unconsolidated VIEs (Details)

v3.5.0.2
VIEs - Unconsolidated VIEs (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
2015-1 Automobile Trust    
Variable Interest Entity [Line Items]    
Total Assets $ 5,203 $ 7,695
Total Liabilities 0 0
Maximum Exposure to Loss 5,203 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 147 771
Total Liabilities 0 0
Maximum Exposure to Loss 147 771
Trust Preferred Securities    
Variable Interest Entity [Line Items]    
Total Assets 13,919 13,919
Total Liabilities 317,122 317,106
Maximum Exposure to Loss 0 0
Low Income Housing Tax Credit Partnerships    
Variable Interest Entity [Line Items]    
Total Assets 452,526 425,500
Total Liabilities 210,297 196,001
Maximum Exposure to Loss 452,526 425,500
Other Investments    
Variable Interest Entity [Line Items]    
Total Assets 62,564 68,746
Total Liabilities 24,586 25,762
Maximum Exposure to Loss 62,564 68,746
Total    
Variable Interest Entity [Line Items]    
Total Assets 534,359 516,725
Total Liabilities 552,005 538,869
Maximum Exposure to Loss $ 520,440 $ 502,806