CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited) (Parentheticals) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Statement Of Stockholders Equity [Abstract]
Dividends, per share (in dollars per share)	$ 0.08	$ 0.08	$ 0.16	$ 0.16