Stockholders' Equity Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2017

Stockholders' Equity Note [Abstract]

Schedule of Share Repurchases

Our repurchase activity is as follows:

	Three Months Ended   March 31,										Inception to date
	2017					2016
Program	Shares	Total $		$ per share		Shares	Total $		$ per share		Shares	Total $		$ per share
Open market	6,100	$	195,993	$	32.13	—	$	—	$	—	3,840,919	$	61,144,453	$	15.92
401(k)	176,429	6,107,515		34.62		138,680	3,275,139		23.62		6,258,872	71,852,235		11.48
Directors and employees	16,399	559,605		34.12		7,604	180,362		23.72		1,890,031	16,223,214		8.58
Total	198,928	$	6,863,113	$	34.50	146,284	$	3,455,501	$	23.62	11,989,822	$	149,219,902	$	12.45

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