CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - $ / shares	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Statement of Stockholders' Equity [Abstract]
Cash dividends declared on common stock (in Dollars per share)	$ 0.150	$ 0.150
Exercise of stock options, shares	46,497	10,846
Restricted stock and performance units grants, shares	23,018	56,164
Net performance units issued	462,672