Consolidated Statements of Changes in Equity (Parentheticals) - $ / shares	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Common Stock, Dividends, Per Share, Declared	$ 0.12	$ 0.08
Series A Preferred Stock [Member]
Preferred Stock, Dividend Rate, Per-Dollar-Amount	0.975	0.975
$1.00 per Series C depositary preferred share
Preferred Stock, Dividend Rate, Per-Dollar-Amount	$ 0.00	$ 1.00