Interest Rate Derivative Agreements (Tables)

12 Months Ended

Dec. 31, 2014

Interest Rate Derivative Agreements [Abstract]

Schedule of Derivative Instruments [Table Text Block]

The terms of the derivative agreements are as follows:

			Effective		Maturity	Purchase
Date Purchased	Notional Amount		Capped Rate		Date	Price		Counterparty
September 2, 2010	$	31,936,667	3.00	%	September 1, 2017	$	921,000	Bank of New York Mellon
September 2, 2010	$	31,936,667	3.00	%	September 1, 2017	$	845,600	Barclays Bank PLC
September 2, 2010	$	31,936,667	3.00	%	September 1, 2017	$	928,000	Royal Bank of Canada
August 15, 2013	$	93,305,000	1.50	%	September 1, 2017	$	793,000	Deutsche Bank AG
February 18, 2014	$	41,250,000	1.00	%	March 1, 2017	$	230,500	SMBC Capital Markets, Inc
February 18, 2014	$	28,750,000	1.00	%	March 1, 2017	$	161,000	SMBC Capital Markets, Inc
July 10, 2014	$	31,565,000	3.00	%	August 15, 2019	$	315,200	Barclays Bank PLC
July 10, 2014	$	31,565,000	3.00	%	August 15, 2019	$	343,000	Royal Bank of Canada
July 10, 2014	$	31,565,000	3.00	%	August 15, 2019	$	333,200	SMBC Capital Markets, Inc