Stockholders' Equity Matters (Tables)

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of dividend declared and payments

In fiscal year 2017 and in the first nine months of 2018, our board of directors declared the following dividends:

Declaration Date	Dividend Per Share		Record Date	Total Amount		Payment Date
February 15, 2017	$	0.5500	March 15, 2017	$	145,235	April 3, 2017
May 24, 2017	0.5500		June 15, 2017	145,417		July 3, 2017
July 27, 2017	0.5500		September 15, 2017	146,772		October 2, 2017
October 24, 2017	0.5875		December 15, 2017	166,319		January 2, 2018
February 14, 2018	0.5875		March 15, 2018	167,969		April 2, 2018
May 24, 2018	0.5875		June 15, 2018	168,078		July 2, 2018
July 24, 2018	0.5875		September 17, 2018	168,148		October 2, 2018