Dividends (Tables)

12 Months Ended

Dec. 31, 2018

Dividends [Abstract]

Dividends Declared [Table Text Block]

Interim dividends declared on Class A common stock and redeemable preferred stock for each quarter of the respective years ended December 31, 2018 and 2017 were as follows:

	2018		2017
First Quarter	$	0.085	$	0.075
Second Quarter		0.085		0.075
Third Quarter		0.085		0.075
Fourth Quarter		0.085		0.085
	$	0.34	$	0.31