Stockholders' Equity - Schedule of Dividends Paid Previously or Declared (Details) (USD $)	3 Months Ended					12 Months Ended	0 Months Ended	3 Months Ended
	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2014	Apr. 13, 2015	Apr. 13, 2015
Stockholders' Equity Note [Abstract]
Dividends paid per share	$ 0.28	$ 0.25	$ 0.25	$ 0.25	$ 0.25	$ 1.00
Subsequent Event [Member]
Subsequent Event [Line Items]
Dividend declared per share							$ 0.28
Dividends paid previously or declared, per share								$ 0.56