Quarterly report pursuant to Section 13 or 15(d)

Available-for-Sale and Other Securities (Details 4)

v2.3.0.15
Available-for-Sale and Other Securities (Details 4) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2011
Dec. 31, 2010
Sep. 30, 2010
Trust Preferred Securities Data [Line Items]      
Amortized Cost $ 378,354 $ 435,835  
Fair Value 231,919 284,608  
Available For Sales Securities Gross Unrealized Losses 158,647 250,259 173,869
Pooled Trust Preferred [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 296,725    
Amortized Cost 228,411    
Fair Value 101,441    
Available For Sales Securities Gross Unrealized Losses (126,970)    
Pooled Trust Preferred [Member] | Alesco II [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 41,646    
Amortized Cost 31,540    
Fair Value 9,570    
Available For Sales Securities Gross Unrealized Losses (21,970)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 31    
Number of Issuers Currently Remaining 37    
Actual Deferrals and Defaults as Percent of Original Collateral 14.00%    
Expected Defaults as Percent of Remaining Performing Collateral 17.00%    
Excess Subordination 0.00%    
Pooled Trust Preferred [Member] | Alesco IV [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 20,964    
Amortized Cost 8,243    
Fair Value 354    
Available For Sales Securities Gross Unrealized Losses (7,889)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 31    
Number of Issuers Currently Remaining 42    
Actual Deferrals and Defaults as Percent of Original Collateral 17.00%    
Expected Defaults as Percent of Remaining Performing Collateral 27.00%    
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 12,530    
Available For Sales Securities Gross Unrealized Losses (7,470)    
Lowest Credit Rating BB    
Number of Issuers Currently Performing 26    
Number of Issuers Currently Remaining 27    
Actual Deferrals and Defaults as Percent of Original Collateral 3.00%    
Expected Defaults as Percent of Remaining Performing Collateral 18.00%    
Excess Subordination 53.00%    
Pooled Trust Preferred [Member] | I-Pre TSL II [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 36,657    
Amortized Cost 36,559    
Fair Value 25,373    
Available For Sales Securities Gross Unrealized Losses (11,186)    
Lowest Credit Rating A    
Number of Issuers Currently Performing 27    
Number of Issuers Currently Remaining 28    
Actual Deferrals and Defaults as Percent of Original Collateral 3.00%    
Expected Defaults as Percent of Remaining Performing Collateral 11.00%    
Excess Subordination 74.00%    
Pooled Trust Preferred [Member] | MM Comm II [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 20,970    
Amortized Cost 20,041    
Fair Value 19,712    
Available For Sales Securities Gross Unrealized Losses (329)    
Lowest Credit Rating BB    
Number of Issuers Currently Performing 4    
Number of Issuers Currently Remaining 7    
Actual Deferrals and Defaults as Percent of Original Collateral 5.00%    
Expected Defaults as Percent of Remaining Performing Collateral 2.00%    
Excess Subordination 17.00%    
Pooled Trust Preferred [Member] | MM Comm III [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 11,081    
Amortized Cost 10,587    
Fair Value 7,597    
Available For Sales Securities Gross Unrealized Losses (2,990)    
Lowest Credit Rating CC    
Number of Issuers Currently Performing 6    
Number of Issuers Currently Remaining 11    
Actual Deferrals and Defaults as Percent of Original Collateral 7.00%    
Expected Defaults as Percent of Remaining Performing Collateral 10.00%    
Excess Subordination 22.00%    
Pooled Trust Preferred [Member] | Pre TSL IX [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 5,000    
Amortized Cost 3,955    
Fair Value 1,272    
Available For Sales Securities Gross Unrealized Losses (2,683)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 33    
Number of Issuers Currently Remaining 48    
Actual Deferrals and Defaults as Percent of Original Collateral 27.00%    
Expected Defaults as Percent of Remaining Performing Collateral 22.00%    
Excess Subordination 0.00%    
Pooled Trust Preferred [Member] | Pre TSL X [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 17,774    
Amortized Cost 9,915    
Fair Value 3,036    
Available For Sales Securities Gross Unrealized Losses (6,879)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 33    
Number of Issuers Currently Remaining 53    
Actual Deferrals and Defaults as Percent of Original Collateral 42.00%    
Expected Defaults as Percent of Remaining Performing Collateral 37.00%    
Excess Subordination 0.00%    
Pooled Trust Preferred [Member] | Pre TSL XI [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 25,426    
Amortized Cost 22,667    
Fair Value 6,669    
Available For Sales Securities Gross Unrealized Losses (15,998)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 44    
Number of Issuers Currently Remaining 64    
Actual Deferrals and Defaults as Percent of Original Collateral 27.00%    
Expected Defaults as Percent of Remaining Performing Collateral 21.00%    
Excess Subordination 0.00%    
Pooled Trust Preferred [Member] | Pre TSL XIII [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 28,207    
Amortized Cost 22,702    
Fair Value 6,943    
Available For Sales Securities Gross Unrealized Losses (15,759)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 44    
Number of Issuers Currently Remaining 64    
Actual Deferrals and Defaults as Percent of Original Collateral 31.00%    
Expected Defaults as Percent of Remaining Performing Collateral 21.00%    
Excess Subordination 0.00%    
Pooled Trust Preferred [Member] | Reg Diversified [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 25,500    
Amortized Cost 7,296    
Fair Value 303    
Available For Sales Securities Gross Unrealized Losses (6,993)    
Lowest Credit Rating D    
Number of Issuers Currently Performing 23    
Number of Issuers Currently Remaining 44    
Actual Deferrals and Defaults as Percent of Original Collateral 46.00%    
Expected Defaults as Percent of Remaining Performing Collateral 28.00%    
Excess Subordination 0.00%    
Pooled Trust Preferred [Member] | Soloso [Member]
     
Trust Preferred Securities Data [Line Items]      
Par Value 12,500    
Amortized Cost 3,906    
Fair Value 506    
Available For Sales Securities Gross Unrealized Losses (3,400)    
Lowest Credit Rating C    
Number of Issuers Currently Performing 43    
Number of Issuers Currently Remaining 67    
Actual Deferrals and Defaults as Percent of Original Collateral 27.00%    
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 7,576    
Available For Sales Securities Gross Unrealized Losses $ (23,424)    
Lowest Credit Rating CC    
Number of Issuers Currently Performing 23    
Number of Issuers Currently Remaining 44    
Actual Deferrals and Defaults as Percent of Original Collateral 42.00%    
Expected Defaults as Percent of Remaining Performing Collateral 36.00%    
Excess Subordination 20.00%