CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited) (Parentheticals) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Statement Of Stockholders Equity [Abstract]
Dividends, per share (in dollars per share)	$ 0.08	$ 0.08	$ 0.24	$ 0.24