Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Securities - Investment Securities Continuous Unrealized Loss Position (Details)

v3.7.0.1
Note 4 - Securities - Investment Securities Continuous Unrealized Loss Position (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Twelve Months or More, Fair Value $ 2,603 $ 1,021
Total, Gross Unrealized Losses (2,064) (4,260)
Total, Fair Value 184,722 253,647
Less Than Twelve Months, Gross Unrealized Losses (2,028) (4,252)
Less Than Twelve Months, Fair Value 182,119 252,626
Twelve Months or More, Gross Unrealized Losses (36) (8)
US Treasury and Government [Member]    
Twelve Months or More, Fair Value
Total, Gross Unrealized Losses (72) (126)
Total, Fair Value 4,859 10,865
Less Than Twelve Months, Gross Unrealized Losses (72) (126)
Less Than Twelve Months, Fair Value 4,859 10,865
Twelve Months or More, Gross Unrealized Losses
Collateralized Mortgage Backed Securities [Member]    
Twelve Months or More, Fair Value 1,021
Total, Gross Unrealized Losses (1,833) (3,413)
Total, Fair Value 145,461 174,225
Less Than Twelve Months, Gross Unrealized Losses (1,813) (3,413)
Less Than Twelve Months, Fair Value 144,440 174,225
Twelve Months or More, Gross Unrealized Losses (20)
US States and Political Subdivisions Debt Securities [Member]    
Twelve Months or More, Fair Value 1,582 1,021
Total, Gross Unrealized Losses (159) (706)
Total, Fair Value 34,402 65,523
Less Than Twelve Months, Gross Unrealized Losses (143) (698)
Less Than Twelve Months, Fair Value 32,820 64,502
Twelve Months or More, Gross Unrealized Losses $ (16) (8)
Corporate Debt Securities [Member]    
Twelve Months or More, Fair Value  
Total, Gross Unrealized Losses   (15)
Total, Fair Value   3,034
Less Than Twelve Months, Gross Unrealized Losses   (15)
Less Than Twelve Months, Fair Value   3,034
Twelve Months or More, Gross Unrealized Losses