Note 4 - Investment in Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2013

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

Period Ended		Amortized Cost		Gross Unrealized Gains (Losses)			Fair Value
June 30, 2013	Mortgage-backed Securities	$	3,796,896	$	(20,366	)	$	3,776,530
December 31, 2012	Mortgage backed Securities		4,442,185		74,287			4,516,472