Lines of Credit - Additional Information (Detail) (USD $)			12 Months Ended	36 Months Ended	12 Months Ended	36 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Working Capital Line of Credit One [Member]	Dec. 31, 2012 Working Capital Line of Credit One [Member]	Dec. 31, 2013 Line of Credit [Member]	Dec. 31, 2013 Line of Credit [Member]	Dec. 31, 2013 Line of Credit [Member] Working Capital Line of Credit One [Member]	Dec. 31, 2012 Line of Credit [Member] Working Capital Line of Credit One [Member]
Credit Facilities [Line Items]
Borrowing Capacity under Working capital line of credit	$ 500,000		$ 1,000,000
Interest rate at period end for mortgage note			2.50%		2.50%	2.50%
Credit facility, interest rate description			LIBOR plus 2.50%		LIBOR plus 2.50%
Amount outstanding on line of credit facility	0	0	0	0
Expiry Date of Working capital line of credit			Aug. 31, 2014		Jul. 31, 2014		Dec. 31, 2014
Interest Expense				0		0
Additional Borrowing Capacity under Working capital line of credit			10,000
Prime rate of borrowing plus							6.00%
Letter of credit annual fixed rate							2.10%
Letter of credit obligation outstanding							$ 0	$ 0