Stockholders' Equity - Schedule of Dividends Paid Previously or Declared (Details) - $ / shares	3 Months Ended						12 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Dividends Per Share [Line Items]
Dividends paid (in dollars per share)		$ 0.30	$ 0.28	$ 0.28	$ 0.28	$ 0.28		$ 1.12
Forecast [Member]
Dividends Per Share [Line Items]
Dividends paid (in dollars per share)	$ 0.30						$ 0.60