Acquired Loans (Details) - Acquired Loans (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Note 5 - Acquired Loans (Details) - Acquired Loans [Line Items]
Purchased impaired loans	$ 107,962		$ 119,133
Other loans	44,278	[1]	47,854	[1]
Total acquired loans	152,240		166,987
Covered Loan
Note 5 - Acquired Loans (Details) - Acquired Loans [Line Items]
Purchased impaired loans	92,621	[2]	103,525	[2]
Other loans	29,766	[1],[2]	30,830	[1],[2]
Total acquired loans	122,387	[2]	134,355	[2]
Non-Covered Loan
Note 5 - Acquired Loans (Details) - Acquired Loans [Line Items]
Purchased impaired loans	15,341		15,608
Other loans	14,512	[1]	17,024	[1]
Total acquired loans	$ 29,853		$ 32,632

[1] These loans did not meet the criteria to be accounted for as purchased impaired loans.

[2] At acquisition, the Company made an election to account for certain covered loans as purchased impaired loans. These loans totaled $23.3 million at March 31, 2014 and $24.6 million at December 31, 2013.