CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical)	12 Months Ended
	Dec. 31, 2018 $ / shares shares
Dividends Paid, Amount Per Share	$ 2.50
Dividends Payable, Amount Per Share	$ 0.50
Common Stock Including Additional Paid in Capital [Member]
Stock Issued During Period, Shares, New Issues | shares	1,600