Investments in Unconsolidated Entities (Details Textual)	1 Months Ended			3 Months Ended																					3 Months Ended				12 Months Ended
	Oct. 31, 2013	Mar. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Mar. 31, 2014 HIM Holdings LP [Member]	Jan. 31, 2014 HIM Holdings LP [Member] USD ($)	Jan. 31, 2014 HIM Holdings LP [Member] CAD	Jan. 31, 2014 HIM Holdings LP [Member] Minimum [Member]	Jan. 31, 2014 HIM Holdings LP [Member] Maximum [Member]	Jan. 31, 2014 CSH Montreal [Member]	Mar. 31, 2014 Beaumont and Partners [Member]	Jan. 31, 2014 Beaumont and Partners [Member]	Mar. 31, 2014 Copper Beech [Member]	Dec. 31, 2013 Copper Beech [Member]	Mar. 31, 2013 Copper Beech [Member]	Mar. 31, 2014 Preferred Class B [Member]	Jan. 31, 2014 Preferred Class B [Member]	Dec. 31, 2013 Preferred Class B [Member] The Grove at San Angelo Texas [Member] USD ($)	Dec. 31, 2013 Preferred Class B [Member] The Grove at Conway Arkansas [Member] USD ($)	Mar. 31, 2014 Preferred Class B [Member] The Grove at Indiana [Member] USD ($)	Dec. 31, 2013 Preferred Class B [Member] The Grove at Indiana [Member] USD ($)	Mar. 31, 2014 Preferred Class B [Member] The Grove at Greensboro [Member] USD ($)	Dec. 31, 2013 Preferred Class B [Member] The Grove at Greensboro [Member] USD ($)	Mar. 31, 2014 Preferred Class B [Member] The Grove at Louisville [Member] USD ($)	Dec. 31, 2013 Preferred Class B [Member] The Grove at Louisville [Member] USD ($)	Mar. 31, 2014 Preferred Class A [Member] USD ($)	Mar. 31, 2014 Preferred Class A [Member] CAD	Mar. 31, 2014 Cb Portfolio [Member] USD ($)		Mar. 17, 2014 Cb Portfolio [Member] USD ($)	Mar. 31, 2014 Cb Portfolio [Member] USD ($)		Sep. 30, 2013 Cb Portfolio [Member]	Mar. 18, 2013 Cb Portfolio [Member]
Schedule of Equity Method Investments [Line Items]
Payments to Acquire Assets, Investing Activities																											$ 20,200,000
Return On Investment Of Properties		9.00%													9.00%
Number of joint venture properties												30	30	37
Business Acquisitions Costs Of Acquired Entity Purchase Price		7,661,000			58,600,000	65,000,000
Equity Method Investment, Ownership Percentage				25.54%			20.00%	35.00%	60.54%	39.46%	39.46%					63.90%											67.00%	[1]		67.00%	[1]	48.00%	25.30%
Preferred Stock, Value, Issued		61,000	61,000		14,400,000	16,000,000											2,800,000	6,400,000	2,700,000	2,700,000	2,700,000	2,700,000	1,900,000	1,900,000	14,400,000	16,000,000
Notes Payable, Total					100,900,000	112,000,000
Debt Instrument, Interest Rate, Effective Percentage Rate Range, Maximum				3.00%
Debt Instrument, Description of Variable Rate Basis				Canadian Dealer Offered Rate ("CDOR"), which was 1.22% at March 31, 2014, plus a spread of 3.50%
Debt Instrument, Basis Spread on Variable Rate				3.37%
Debt Instrument, Maturity Date				Jan. 13, 2016
Commitment Fee Percentage Each Quarter																									1.00%	1.00%
Percentage of Return on Investment																									10.00%	10.00%
Net Cash Provided by (Used in) Operating Activities, Continuing Operations, Total																											0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations, Total																											0
Net Cash Provided by (Used in) Financing Activities, Continuing Operations, Total																											0
Cash Distributions Available																														13,000,000
Cash Distributions Received																														11,400,000
Equity Method Investment, Description of Principal Activities	Effective October 1, 2013, the Company and the CB Portfolio sellers amended the purchase and sale agreement, subject to receipt of all required third party consents, to increase the Companys ownership interest by 19.0% in 28 of the 35 properties (thereby increasing its ownership in the 28 properties to 67%) in exchange for the Companys 48.0% interest in seven of the properties (thereby reducing our ownership in the seven properties to 0%) and deferring the Companys acquisition of any interests in two of the properties, plus a $20.2 million cash payment.
Purchase And Sales Agreement, Preferred Payment For Cash Distributions																														10,800,000
Cash For Other Distributions																														600,000
Purchase And Sales Agreement, Preferred Payment, Year One																													$ 13,000,000

[1] As of March 31, 2014, we had a 67.0% effective interest in the CB Portfolio.