Stockholders' Equity Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2017

Stockholders' Equity Note [Abstract]

Schedule of Share Repurchases

Our repurchase activity is as follows:

	Nine Months Ended   September 30,										Inception to date
	2017					2016
Program	Shares	Total $		$ per share		Shares	Total $		$ per share		Shares	Total $		$ per share
Open market	8,676	$	283,654	$	32.69	151,266	$	4,041,685	$	26.72	3,843,495	$	61,232,115	$	15.93
401(k)	364,839	12,706,655		34.83		402,623	10,531,020		26.16		6,447,282	78,439,375		12.17
Directors and employees	33,845	1,193,337		35.26		21,367	558,532		26.14		1,907,477	16,855,945		8.84
Total	407,360	$	14,183,646	$	34.82	575,256	$	15,131,237	$	26.30	12,198,254	$	156,527,435	$	12.83

Schedule of Dividends Payable

Our recent dividends are as follows:

Declaration Date	Record Date	Payment Date	Dividend per Share
May 24, 2016	June 10, 2016	July 1, 2016	$	0.11
November 9, 2016	December 2, 2016	December 23, 2016	$	0.13
May 16, 2017	June 9, 2017	July 7, 2017	$	0.13