Quarterly report pursuant to Section 13 or 15(d)

Available-for-Sale and Other Securities (Trust Preferred) (Details 3)

v2.4.0.8
Available-for-Sale and Other Securities (Trust Preferred) (Details 3) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Trust Preferred Securities Data [Line Items]    
Total investment securities, Unrealized Gross Losses $ (129,372) $ (152,696)
Pooled Trust Preferred [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 206,449 214,419
Amortized Cost 153,341 161,730
Fair Value 87,123 84,136
Total investment securities, Unrealized Gross Losses (66,218) (77,594)
Pooled Trust Preferred [Member] | Alesco II [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 41,646  
Amortized Cost 29,432  
Fair Value 14,847  
Total investment securities, Unrealized Gross Losses (14,585)  
Lowest Credit Rating C  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 10.00%  
Expected Defaults as Percent of Remaining Performing Collateral 9.00%  
Excess Subordination 0.00%  
Pooled Trust Preferred [Member] | ICONS [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 20,000  
Amortized Cost 20,000  
Fair Value 15,876  
Total investment securities, Unrealized Gross Losses (4,124)  
Lowest Credit Rating BB  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 3.00%  
Expected Defaults as Percent of Remaining Performing Collateral 14.00%  
Excess Subordination 51.00%  
Pooled Trust Preferred [Member] | I-Pre TSL II [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 12,321  
Amortized Cost 12,291  
Fair Value 11,626  
Total investment securities, Unrealized Gross Losses (665)  
Lowest Credit Rating A  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 5.00%  
Expected Defaults as Percent of Remaining Performing Collateral 10.00%  
Excess Subordination 85.00%  
Pooled Trust Preferred [Member] | MM Comm III [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 5,669  
Amortized Cost 5,417  
Fair Value 4,416  
Total investment securities, Unrealized Gross Losses (1,001)  
Lowest Credit Rating BB  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 5.00%  
Expected Defaults as Percent of Remaining Performing Collateral 9.00%  
Excess Subordination 31.00%  
Pooled Trust Preferred [Member] | Pre TSL IX [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 5,000  
Amortized Cost 3,955  
Fair Value 2,318  
Total investment securities, Unrealized Gross Losses (1,637)  
Lowest Credit Rating C  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 19.00%  
Expected Defaults as Percent of Remaining Performing Collateral 10.00%  
Excess Subordination 5.00%  
Pooled Trust Preferred [Member] | Pre TSL XI [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 25,000  
Amortized Cost 20,982  
Fair Value 10,685  
Total investment securities, Unrealized Gross Losses (10,297)  
Lowest Credit Rating C  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 25.00%  
Expected Defaults as Percent of Remaining Performing Collateral 12.00%  
Excess Subordination 2.00%  
Pooled Trust Preferred [Member] | Pre TSL XIII [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 27,813  
Amortized Cost 20,916  
Fair Value 12,622  
Total investment securities, Unrealized Gross Losses (8,294)  
Lowest Credit Rating C  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 26.00%  
Expected Defaults as Percent of Remaining Performing Collateral 20.00%  
Excess Subordination 4.00%  
Pooled Trust Preferred [Member] | Reg Diversified [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 25,500  
Amortized Cost 6,908  
Fair Value 913  
Total investment securities, Unrealized Gross Losses (5,995)  
Lowest Credit Rating D  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 38.00%  
Expected Defaults as Percent of Remaining Performing Collateral 10.00%  
Excess Subordination 0.00%  
Pooled Trust Preferred [Member] | Soloso [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 12,500  
Amortized Cost 2,440  
Fair Value 257  
Total investment securities, Unrealized Gross Losses (2,183)  
Lowest Credit Rating C  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 28.00%  
Expected Defaults as Percent of Remaining Performing Collateral 20.00%  
Excess Subordination 0.00%  
Pooled Trust Preferred [Member] | Tropic III [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 31,000  
Amortized Cost 31,000  
Fair Value 13,563  
Total investment securities, Unrealized Gross Losses $ (17,437)  
Lowest Credit Rating CCC+  
Number of Issuers Currently Performing 0  
Number of Issuers Currently Remaining 0  
Actual Deferrals and Defaults as Percent of Original Collateral 24.00%  
Expected Defaults as Percent of Remaining Performing Collateral 11.00%  
Excess Subordination 37.00%