CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) (USD $)	9 Months Ended
	Sep. 30, 2013
Dividend Declared March 4 2013 [Member]
Dividends Declared per Share of Common Stock, special dividend (in dollars per share)	$ 0.50
Dividend Declared August 1 2013 [Member]
Dividends Declared per Share of Common Stock, special dividend (in dollars per share)	$ 0.28