Note 11 - Maturities of Other Borrowings (Details) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Within one year	1.49%
Within one year	$ 27,056,000
One to two years	0.45%
One to two years	$ 42,037,000
Two to three years	2.19%
Two to three years	$ 21,328,000
Three to four years	2.36%
Three to four years	$ 439,000
Four to five years	2.10%
Four to five years	$ 623,000
Over five years	2.67%
Over five years	$ 6,699,000
Total	1.29%
Other borrowings	$ 98,182,000	$ 72,380,000