CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parentheticals) - $ / shares	9 Months Ended	12 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Cash dividends declared on common stock (in Dollars per share)	$ 0.225	$ 0.300
Exercise of stock options, shares	340,492	100,911
Stock issued in acquisition		13,221,152
Options acquired acquisition		783,732
Restricted stock and performance units grants, shares	162,491
Common Stock [Member]
Stock issued in acquisition		13,221,152
Options acquired acquisition		783,732
Additional Paid-in Capital [Member]
Exercise of stock options, shares	340,492	100,911
Retained Earnings [Member]
Cash dividends declared on common stock (in Dollars per share)	$ 0.225	$ 0.300
Treasury Stock [Member]
Exercise of stock options, shares		100,911