Note 7 - Common Stock Offering and Balance Sheet Restructuring (Tables)

6 Months Ended

Jun. 30, 2015

Common Stock Offering And Balance Sheet Restructuring [Abstract]

Restructured Borrowings [Table Text Block]

	June 30, 2015					December 31, 2014
			Weighted					Weighted
			Average					Average
			Interest Rate					Interest Rate
	Amount Due		at Quarter-End			Amount Due		at Year-End
Maturity:	(dollar amounts in thousands)
Year ending December 31:
2015	$	96,404		0.36	%	$	103,818		0.92	%
2016		26,142		1.52			50,642		3.51
2017		49,055		2.07			53,965		2.96
2018		60,283		2.93			60,042		3.41
2019		59,341		3.07			83,152		3.59
Thereafter		51,141		2.64			51,141		2.64
Total Wholesale Borrowings	$	342,366		1.96	%	$	402,760		2.66	%