Stockholders' Equity Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2016

Stockholders' Equity Note [Abstract]

Schedule of Share Repurchases

Our repurchase activity is as follows:

	Three months ended March 31,										Inception to date
	2016					2015
Program	Shares	Total $		$ per share		Shares	Total $		$ per share		Shares	Total $		$ per share
Open market	—	$	—	$	—	—	$	—	$	—	3,669,221	$	56,507,802	$	15.40
401(k)	138,680	3,275,139		23.62		128,830	2,906,355		22.56		5,680,622	54,139,398		9.53
Directors and employees	7,604	180,362		23.72		2,100	48,295		23.00		1,851,164	15,020,523		8.11
Total	146,284	$	3,455,501	$	23.62	130,930	$	2,954,650	$	22.57	11,201,007	$	125,667,723	$	11.22

Schedule of Dividends Payable

Our 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