Discontinued Operations - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended	9 Months Ended			1 Months Ended	3 Months Ended		9 Months Ended		0 Months Ended
	Nov. 17, 2011	Jun. 30, 2012	Jun. 30, 2012	Jun. 30, 2013	Sep. 30, 2012	Jan. 29, 2013 Government Authorities in Alabama [Member]	Jun. 30, 2013 Government Authorities in Alabama [Member]	Mar. 31, 2013 Government Authorities in Alabama [Member]	Jun. 30, 2013 Government Authorities in Alabama [Member]	Dec. 31, 2012 Government Authorities in Alabama [Member]	Apr. 17, 2013 Termination Agreement [Member]
Discontinued Operations [Line Items]
Total consideration received from the Pharma Sale	$ 30,000,000
Restricted time period for competition	5 years
Payment on settlement of retained liability						325,000	325,000	325,000
Gain (Loss) on sale of discontinued operations, net of income taxes		(82,000)	(1,015,000)						1,300,000
Gain (Loss) on sale of discontinued operations, before income taxes		(57,000)	(1,691,000)					1,200,000
Retained liability settled amount						1,500,000					200,000
Gain in discontinued operations											200,000
Current liabilities of discontinued operations				$ 125,000	$ 1,640,000					$ 1,700