Subsequent Events - Narrative (Details) (USD $)	3 Months Ended		0 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	May 01, 2015
Subsequent Event [Line Items]
Dividends declared per share (in dollars per share)	$ 0.11	$ 0.11
Subsequent Events [Member]
Subsequent Event [Line Items]
Date of announcement of dividend			May 01, 2015
Dividends declared per share (in dollars per share)			$ 0.11
Date of payment of dividend			May 29, 2015
Date of record of dividend			May 15, 2015