Consolidated Statements Of Changes In Equity (Parenthetical) - $ / shares	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Statement of Stockholders' Equity [Abstract]
Common Stock, Dividends, per share, cash paid	$ 0.470	$ 0.429
Preferred Stock, Dividends, per share, cash paid	$ 0.750	$ 0.750