Consolidated Condensed Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash Flows From Operating Activities
Net Income	$ 14,411	$ 12,972
Adjustments to reconcile net income to net cash provided by operating activities
Provision for loan and lease losses and losses on covered loans	4,029	28,500
Stock-based compensation expense	763	705
Depreciation, amortization and accretion	6,900	6,084
Net realized gain on FDIC assisted bank acquisitions	0	(9,818)
Net realized gain on sale of securities	0	(58)
Net realized gain on sale of other assets	(3)	(14)
Net realized gain on sale of other real estate owned	(5,455)	(1,644)
Gain on termination of cash flow hedging instruments	(222)	(1,128)
Write-down on other real estate owned	4,559	1,793
Deferred income tax benefit	0	142
Net change in:
FDIC loss-sharing asset, net of cash received	20,139	(16,340)
Loans held for sale	99	0
Interest receivable	(1,940)	469
Interest payable	(1)	(459)
Other assets	1,287	5,651
Other liabilities	(2,045)	11,327
Net cash provided by operating activities	42,521	38,182
Cash Flows From Investing Activities
Loans originated and acquired, net of principal collected	(27,829)	97,279
Purchases of securities available for sale	(269,966)	(64,054)
Purchases of premises and equipment	(2,388)	(1,054)
Proceeds from FDIC reimbursement on loss-sharing asset	44,892	0
Proceeds from sales of securities available for sale	0	69,328
Proceeds from principal repayments and maturities of securities available for sale	60,247	42,790
Proceeds from disposal of premises and equipment	20	60
Proceeds from sales of covered other real estate owned	11,081	9,347
Proceeds from sales of other real estate and other personal property owned	7,874	3,190
Capital improvements on other real estate properties	(468)	(579)
Decrease in Small Business Administration secured borrowings	(642)	0
Net cash acquired in business combinations	39,010	145,534
Net cash (used in) provided by investing activities	(138,169)	301,841
Cash Flows From Financing Activities
Net increase in deposits	(134,906)	(345,080)
Proceeds from issuance of common stock	0	229,129
Proceeds from exercise of stock options	410	509
Proceeds from Federal Home Loan Bank Advances	100	0
Proceeds from Federal Reserve Bank borrowings	100	0
Repayment of Federal Home Loan Bank advances	(11,401)	(30,197)
Repayment of Federal Reserve Bank borrowings	(100)	0
Payment of preferred stock dividends	0	(1,922)
Payment of common stock dividends	(3,154)	(675)
Payments for Repurchase of Common Stock	(32)	0
Net decrease in other borrowings	0	87
Net cash provided by (used in) financing activities	(148,983)	(148,149)
(Decrease) Increase in cash and cash equivalents	(244,631)	191,874
Cash and cash equivalents at beginning of period	514,130	305,074
Cash and cash equivalents at end of period	269,499	496,948
Supplemental Information:
Cash paid for interest	8,097	11,888
Non-cash investing activities
Assets acquired in FDIC assisted acquisitions (excluding cash and cash equivalents)	257,104	1,075,166
Liabilities assumed in FDIC assisted acquisitions	296,114	1,210,882
Loans transferred to other real estate owned	$ 8,240	$ 15,019