Note 15 - Other Operating Expenses (Details) - Other Operating Expenses (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Other Operating Expenses [Abstract]
Professional services	$ 2,201	$ 913	$ 5,447	$ 3,160
Postage	853	597	2,603	1,838
Telephone	774	542	2,179	1,751
Debit and credit card expense	2,231	1,706	6,553	5,038
Operating supplies	507	341	1,473	1,136
Amortization of intangibles	454	135	1,374	408
Branch right sizing expense	151	533	4,329	533
Other expense	4,355	3,167	11,536	9,665
Total other operating expenses	$ 11,526	$ 7,934	$ 35,492	$ 23,529