Annual report pursuant to Section 13 and 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
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Trust Preferred Securities Data [Line Items]    
Amortized Cost $ 212,968 $ 299,029
Fair Value 133,240 181,606
Total investment securities, Unrealized Gross Losses (152,696) (122,768)
Pooled Trust Preferred [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 214,419 266,863
Amortized Cost 161,730 195,760
Fair Value 84,136 84,296
Total investment securities, Unrealized Gross Losses (77,594) (111,464)
Pooled Trust Preferred [Member] | Alesco II [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 41,646  
Amortized Cost 29,629  
Fair Value 12,756  
Total investment securities, Unrealized Gross Losses (16,873)  
Lowest Credit Rating C  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | ICONS [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 20,000  
Amortized Cost 20,000  
Fair Value 15,208  
Total investment securities, Unrealized Gross Losses (4,792)  
Lowest Credit Rating BB  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | I-Pre TSL II [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 20,059  
Amortized Cost 20,009  
Fair Value 17,855  
Total investment securities, Unrealized Gross Losses (2,154)  
Lowest Credit Rating A  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | MM Comm III [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 5,669  
Amortized Cost 5,417  
Fair Value 4,007  
Total investment securities, Unrealized Gross Losses (1,410)  
Lowest Credit Rating BB  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | Pre TSL IX [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 5,000  
Amortized Cost 3,955  
Fair Value 1,955  
Total investment securities, Unrealized Gross Losses (2,000)  
Lowest Credit Rating C  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | Pre TSL XI [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 25,000  
Amortized Cost 21,098  
Fair Value 8,130  
Total investment securities, Unrealized Gross Losses (12,968)  
Lowest Credit Rating C  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | Pre TSL XIII [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 28,045  
Amortized Cost 21,274  
Fair Value 10,996  
Total investment securities, Unrealized Gross Losses (10,278)  
Lowest Credit Rating C  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | Reg Diversified [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 25,500  
Amortized Cost 6,908  
Fair Value 589  
Total investment securities, Unrealized Gross Losses (6,319)  
Lowest Credit Rating D  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | Soloso [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 12,500  
Amortized Cost 2,440  
Fair Value 138  
Total investment securities, Unrealized Gross Losses (2,302)  
Lowest Credit Rating C  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination     
Pooled Trust Preferred [Member] | Tropic III [Member]
    
Trust Preferred Securities Data [Line Items]    
Par Value 31,000  
Amortized Cost 31,000  
Fair Value 12,502  
Total investment securities, Unrealized Gross Losses $ (18,498)  
Lowest Credit Rating CCC  
Number of Issuers Currently Performing     
Number of Issuers Currently Remaining     
Actual Deferrals and Defaults as Percent of Original Collateral     
Expected Defaults as Percent of Remaining Performing Collateral     
Excess Subordination