Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v2.4.0.6
Commitments and Contingencies (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Sep. 30, 2011
Commitments with balance sheet risk:      
Loans held for sale $ 141,965 $ 74,823 $ 61,786
Union Mortgage [Member]
     
Commitments with off-balance sheet risk:      
Total commitments with off-balance sheet risk 1,063,367 804,205 908,062
Commitments with balance sheet risk:      
Loans held for sale 141,965 74,823 61,786
Total other commitments 1,205,332 879,028 969,848
Union Mortgage [Member] | Commitments to extend credit [Member]
     
Commitments with off-balance sheet risk:      
Total commitments with off-balance sheet risk 844,190 720,317 735,129
Union Mortgage [Member] | Standby letters of credit [Member]
     
Commitments with off-balance sheet risk:      
Total commitments with off-balance sheet risk 46,861 38,068 40,242
Union Mortgage [Member] | Mortgage loan rate lock commitments [Member]
     
Commitments with off-balance sheet risk:      
Total commitments with off-balance sheet risk $ 172,316 $ 45,820 $ 132,691