Common Stock - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013
Equity [Abstract]
Shareholders right to vote	1
Dividends declared or paid since the Company's inception	$ 0
Reverse stock split, description	1-for-2.75
Reverse stock split, ratio	2.75
Reverse stock split, effective date	Jun. 11, 2013