Subsequent Events (Details)				6 Months Ended
	Aug. 10, 2015 shares	Aug. 07, 2015	Aug. 03, 2015 $ / shares shares	Jun. 30, 2015 $ / shares shares	Dec. 31, 2014 $ / shares shares
Common stock, par value (in dollars per share) | $ / shares				$ 0.01	$ 0.01
Common stock, shares authorized				445,000,000	445,000,000
Options granted in stock option grant
Subsequent Event [Member]
Reverse stock split, description			1-for-50 (1:50) reverse stock split of its common stock, par value $0.01 per share
Conversion ratio of reverse stock split		50	50
Common stock, par value (in dollars per share) | $ / shares			$ 0.01
Common stock, shares authorized			670,000,000
Options granted in stock option grant	399,716