Note 12 - Common Stock Offering and Balance Sheet Restructuring (Tables)

12 Months Ended

Dec. 31, 2015

Common Stock Offering And Balance Sheet Restructuring [Abstract]

Restructured Borrowings [Table Text Block]

	December 31, 2015				December 31, 2014
			Weighted				Weighted
			Average				Average
			Interest Rate				Interest Rate
Maturity:	Amount Due		at Year-End		Amount Due		at Year-End
	(dollar amounts in thousands)
Year ending December 31:
2015	$	-	0.00	%	$	117,300	0.86	%
2016		125,038	0.59			50,642	3.51
2017		49,055	2.07			53,965	2.96
2018		57,283	2.87			60,042	3.41
2019		50,089	3.14			83,152	3.59
2020		45,000	2.66			45,000	2.66
Thereafter		3,641	2.51			6,141	2.54
Total Wholesale Borrowings	$	330,106	1.89	%	$	416,242	2.59	%