Loans and Allowance for Loan Losses (Investment in Impaired Loans) (Details) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Loans and Allowance for Loan Losses
Non-accrual loans	$ 79,717	$ 85,275
Restructured loans	69,880	60,085
Total impaired loans	$ 149,597	$ 145,360

Reflects the carrying amount of loans with terms that have been modified because of the inability of the borrower, for financial reasons, to comply with the terms of the original loan agreement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 114
-Paragraph 20

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher OTS
-Name Federal Regulation (FR)
-Number Title 12
-Chapter V
-Section 563c.102
-Paragraph 8
-Subparagraph j(ii)
-Subsection I

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 15
-Paragraph 40

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