Common Stock (Narrative) (Detail) (USD $)	3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2014 Subsequent Event [Member]
Common Stock [Line Items]
Dividends declared, per share	$ 0.06	$ 0.06	$ 0.06	$ 0.06
Dividends declared, date of declaration	Feb. 06, 2014	Dec. 05, 2013	Aug. 28, 2013	May 08, 2014
Dividends declared, date of record	Mar. 13, 2014	Dec. 16, 2013	Sep. 16, 2013	Jun. 12, 2014
Dividends declared, date of distribution	Mar. 28, 2014	Dec. 27, 2013	Sep. 27, 2013	Jun. 27, 2014