Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill and Other Intangible Assets

Schedule of changes in the carrying amount of goodwill

	Package Testing			Permeation		Industrial Analyzers & Other		Total
Balance as of December 31, 2011	$	366,655		$	2,142,661	$	609,930	$	3,119,246
Acquisition		5,639,837			—		—		5,639,837
Foreign currency translation		(66,055	)		36,410		—		(29,645	)
Balance as of December 31, 2012	$	5,940,437		$	2,179,071	$	609,930	$	8,729,438

Schedule of other intangible assets

	As of December 31, 2012
	Cost		Accumulated Amortization			Net
Patents	$	1,485,164	$	(428,409	)	$	1,056,755
Trademarks and trade names		4,295,181		(608,861	)		3,686,320
Developed technology		7,424,680		(618,723	)		6,805,957
Customer relationships		868,280		(72,357	)		795,923
Other intangibles		125,118		(88,459	)		36,659
	$	14,198,423	$	(1,816,809	)	$	12,381,614

	As of December 31, 2011
	Cost		Accumulated Amortization			Net
Patents	$	1,283,761	$	(447,158	)	$	836,603
Trademarks and trade names		516,069		(443,136	)		72,933
Other intangibles		80,000		(80,000	)		—
	$	1,879,830	$	(970,294	)	$	909,536