Loans (Details 5) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Non-accrual loans	$ 37,803	$ 39,328
Loans over 90 days past due and still accruing	0	0
Troubled debt restructuring, still accruing	4,305	3,380
Total non-performing loans	42,108	42,708
Real estate and other assets held for sale	2,843	3,628
Total non-performing assets	$ 44,951	$ 46,336