Stockholders' Equity Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2016

Stockholders' Equity Note [Abstract]

Schedule of Share Repurchases

Our repurchase activity is as follows:

	Six months ended June 30,										Inception to date
	2016					2015
Program	Shares	Total $		$ per share		Shares	Total $		$ per share		Shares	Total $		$ per share
Open market	10,230	$	265,402	$	25.94	—	$	—	$	—	3,679,451	$	56,773,205	$	15.43
401(k)	274,147	6,967,393		25.41		264,535	6,177,178		23.35		5,816,089	57,824,264		9.94
Directors and employees	17,128	440,828		25.74		11,249	267,453		23.78		1,860,688	15,280,991		8.21
Total	301,505	$	7,673,623	$	25.45	275,784	$	6,444,631	$	23.37	11,356,228	$	129,878,460	$	11.44

Schedule of Dividends Payable

Our recent dividends are as follows:

Declaration Date	Record Date	Payment Date	Dividend per Share
May 19, 2015	June 12, 2015	July 1, 2015	$	0.11
October 29, 2015	December 2, 2015	December 23, 2015	$	0.11
May 24, 2016	June 10, 2016	July 1, 2016	$	0.11