Stockholders' Equity - Summary of Dividends Declared (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Dividends Payable [Line Items]
Payment of dividends to stockholders	$ 150,159	$ 108,527	$ 84,697
February 8, 2016
Dividends Payable [Line Items]
Declaration Date	Feb. 08, 2016
Dividend Per Share	$ 0.24
Record Date	Mar. 10, 2016
Payment of dividends to stockholders	$ 36,174
Payment Date	Mar. 30, 2016
April 26, 2016
Dividends Payable [Line Items]
Declaration Date	Apr. 26, 2016
Dividend Per Share	$ 0.24
Record Date	May 26, 2016
Payment of dividends to stockholders	$ 35,773
Payment Date	Jun. 16, 2016
July 27, 2016
Dividends Payable [Line Items]
Declaration Date	Jul. 27, 2016
Dividend Per Share	$ 0.26
Record Date	Aug. 25, 2016
Payment of dividends to stockholders	$ 39,062
Payment Date	Sep. 15, 2016
October 24, 2016
Dividends Payable [Line Items]
Declaration Date		Feb. 04, 2015
Dividend Per Share		$ 0.18
Record Date		Mar. 10, 2015
Payment of dividends to stockholders		$ 22,895
Payment Date		Mar. 26, 2015
February 4, 2015
Dividends Payable [Line Items]
Declaration Date		Apr. 29, 2015
Dividend Per Share		$ 0.18
Record Date		May 28, 2015
Payment of dividends to stockholders		$ 23,096
Payment Date		Jun. 18, 2015
April 29, 2015
Dividends Payable [Line Items]
Declaration Date		Jul. 29, 2015
Dividend Per Share		$ 0.24
Record Date		Aug. 27, 2015
Payment of dividends to stockholders		$ 31,182
Payment Date		Sep. 17, 2015
July 29, 2015
Dividends Payable [Line Items]
Declaration Date			Jul. 30, 2014
Dividend Per Share			$ 0.18
Record Date			Aug. 27, 2014
Payment of dividends to stockholders			$ 22,944
Payment Date			Sep. 17, 2014
October 29, 2015
Dividends Payable [Line Items]
Declaration Date			Oct. 27, 2014
Dividend Per Share			$ 0.18
Record Date			Nov. 20, 2014
Payment of dividends to stockholders			$ 22,920
Payment Date			Dec. 11, 2014
February 5, 2014
Dividends Payable [Line Items]
Declaration Date		Oct. 29, 2015
Dividend Per Share		$ 0.24
Record Date		Nov. 19, 2015
Payment of dividends to stockholders		$ 31,354
Payment Date		Dec. 10, 2015
April 30, 2014
Dividends Payable [Line Items]
Declaration Date			Feb. 05, 2014
Dividend Per Share			$ 0.15
Record Date			Mar. 10, 2014
Payment of dividends to stockholders			$ 19,602
Payment Date			Mar. 27, 2014
July 30, 2014
Dividends Payable [Line Items]
Declaration Date			Apr. 30, 2014
Dividend Per Share			$ 0.15
Record Date			May 30, 2014
Payment of dividends to stockholders			$ 19,231
Payment Date			Jun. 19, 2014
October 27, 2014
Dividends Payable [Line Items]
Declaration Date	Oct. 24, 2016
Dividend Per Share	$ 0.26
Record Date	Nov. 17, 2016
Payment of dividends to stockholders	$ 39,150
Payment Date	Dec. 08, 2016