Stock Compensation - Additional Information (Detail) (USD $)		1 Months Ended		0 Months Ended		9 Months Ended
	Sep. 30, 2014 2002 Stock Option Plan [Member]	Mar. 26, 2014 2012 Incentive and Equity Award Plan [Member]	Sep. 30, 2014 2012 Incentive and Equity Award Plan [Member]	Jul. 21, 2014 2012 Incentive and Equity Award Plan [Member] Chief Executive Officer [Member]	Sep. 30, 2014 2012 Non-Employee Director Stock Award Plan [Member]	Sep. 30, 2014 Minimum [Member] 2002 Stock Option Plan [Member]	Sep. 30, 2014 Maximum [Member] 2002 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common shares issued subject to adjustment	300,000		500,000		250,000
Number of shares granted during period		30,833
Number of shares granted fair value		$ 300,000
Options vest period						4 years	5 years
Options exercisable period						5 years	10 years
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures				$ 58,000
StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures				5,000