Consolidated Statements of Equity (Parentheticals) - $ / shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Common Stock, Dividends, Per Share, Declared	$ 0.18	$ 0.10	$ 0.02
Series A Preferred Stock [Member]
Preferred dividends (in dollars per share)	1.95	1.95	1.95
Series C Preferred Stock [Member]
Preferred dividends (in dollars per share)	$ 1.00	$ 2.00	$ 2.00