Consolidated Condensed Statements Of Equity (Parenthetical)-Q - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015
Common stock - cash dividends declared per share		$ 0.21	$ 0.18
Common stock repurchased	[1]	$ 96,801	$ 20,052
Preferred Stock Dividends Per Share Declared		$ 4,650	$ 4,650
Stock Repurchase Authorization [Member]
Common stock repurchased		$ 93,500	$ 15,800

[1] 2016 and 2015 include $93.5 million and $15.8 million, respectively, repurchased under share repurchase program