Note 23 - Holding Company Condensed Financial Information (Details) - Condensed Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Operating Activities
Net income (loss)	$ 27,731	$ (1,864)	$ (23,400)
Adjustments to reconcile net income (loss) to net cash used in operating activities
Decrease in other assets	811	1,572	(1,053)
Decrease in other liabilities	(1,208)	(1,906)	(2,488)
Net cash used in operating activities	24,428	37,096	30,123
Investing Activities
Net cash used in investing activities	(9,695)	(30,300)	(16,684)
Financing Activities
Proceeds from issuance of common stock, net			7,951
Proceeds from exercise of stock options	124
Net cash provided by financing activities	(77,940)	(8,363)	(133,504)
Net change in cash and due from banks	(63,207)	(1,567)	(120,065)
Holding Company [Member]
Operating Activities
Net income (loss)	27,731	(1,864)	(23,400)
Adjustments to reconcile net income (loss) to net cash used in operating activities
Increase in equity in undistributed (income) loss of subsidiary	(27,509)	1,738	23,154
Increase in deferred tax assets, net	(364)
Decrease in other assets			12
Decrease in other liabilities	(23)	(55)	(707)
Net cash used in operating activities	(165)	(181)	(941)
Investing Activities
Capital contribution in subsidiary		(650)	(8,556)
Net cash used in investing activities		(650)	(8,556)
Financing Activities
Proceeds from issuance of common stock, net			7,951
Proceeds from exercise of stock options	124
Net cash provided by financing activities	124		7,951
Net change in cash and due from banks	(41)	(831)	(1,546)
Cash and due from banks, beginning of period	128	959	2,505
Cash and due from banks, end of period	$ 87	$ 128	$ 959