Note 5 - Investment Securities - Available For Sale (Tables)

3 Months Ended

Mar. 31, 2014

Investments, Debt and Equity Securities [Abstract]

Available-for-sale Securities [Table Text Block]

	March 31, 2014				December 31, 2013
	Cost		Fair Value		Cost		Fair Value
Corporate bond maturities
Within 3 months	$	11,798,892	$	11,750,665	$	7,799,033	$	7,797,689
Between 3-12 months		35,484,492		35,504,822		29,401,514		29,358,692
Total	$	47,283,384	$	47,255,487	$	37,200,547	$	37,156,381

Schedule of Unrealized Loss on Investments [Table Text Block]

	March 31, 2014					December 31, 2013
Description of Securities	Fair Value		Unrealized Holding Gains (Losses)			Fair Value		Unrealized Holding Gains (Losses)
Available for Sale (all unrealized holding gains and losses are less than 12 months at date of measurement)
Bonds – corporate issuances with unrealized gains	$	4,366,735	$	97		$	6,650,095	$	1,907
Bonds – corporate issuances with unrealized losses		42,888,752		(27,994	)		30,506,286		(46,073	)
Total	$	47,255,487	$	(27,897	)	$	37,156,381	$	(44,166	)

Investment Income [Table Text Block]

	Three Months Ended March 31,
Description of Securities	2014			2013
Interest and dividend income	$	27,629		$	70,303
Realized losses		(20,610	)		(53,740	)
	$	7,019		$	16,563

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Accumulated Other Comprehensive Loss
Balance at January 1, 2014	$	(44,166	)
Unrealized losses on investment securities		(4,341	)
Realized loss reclassified from other accumulated comprehensive loss		20,610
Net other comprehensive loss, net		16,269
Balance at March 31, 2014	$	(27,897	)