Equity (Details 6) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Dividends Net of Beneficial Conversion Feature	$ 854	$ 730
Accretion of beneficial conversion feature related to dividends	$ 245	29
Preferred Shares		1,200
Beneficial Conversion Feature Related to Preferred Shares Issued		498
Series A Preferred Stock [Member]
Dividends Net of Beneficial Conversion Feature	$ 19	$ 17
Accretion of beneficial conversion feature related to dividends	$ 3
Preferred Shares
Beneficial Conversion Feature Related to Preferred Shares Issued
Series B Preferred Stock [Member]
Dividends Net of Beneficial Conversion Feature	$ 337	$ 302
Accretion of beneficial conversion feature related to dividends	$ 73
Preferred Shares
Beneficial Conversion Feature Related to Preferred Shares Issued
Series C Preferred Stock [Member]
Dividends Net of Beneficial Conversion Feature	$ 137	$ 123
Accretion of beneficial conversion feature related to dividends	$ 39	$ 13
Preferred Shares
Beneficial Conversion Feature Related to Preferred Shares Issued
Series D One Preferred Stock [Member]
Dividends Net of Beneficial Conversion Feature	$ 202	$ 145
Accretion of beneficial conversion feature related to dividends	$ 78	16
Preferred Shares		1,200
Beneficial Conversion Feature Related to Preferred Shares Issued		498
Series D Two Preferred Stock [Member]
Dividends Net of Beneficial Conversion Feature	$ 159	$ 143
Accretion of beneficial conversion feature related to dividends	$ 52
Preferred Shares
Beneficial Conversion Feature Related to Preferred Shares Issued