Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	33,784,589	33,718,179
Common stock, shares outstanding	33,784,589	33,718,179
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0