Acquisitions (Tables)

3 Months Ended

Mar. 31, 2012

Business Acquisition [Line Items]

Business Acquisition, Pro Forma Information

The following table summarizes our unaudited consolidated results of operations for the three-month period ended March 31, 2011, as well as unaudited pro forma consolidated results of operations as though the Ostial acquisition had occurred on January 1, 2011 (in thousands, except per common share amounts):

	Three Months Ended
	March 31, 2011
	As Reported		Pro Forma
Net sales	$	86,631	$	86,685
Net income	6,639		6,272
Earnings per common share:
Basic	$	0.19	$	0.18
Diluted	$	0.18	$	0.17

Ostial [Member]

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation

The total purchase price of $21.5 million, which includes cash paid and the accrued purchase price described above, was preliminarily allocated as follows (in thousands):

Assets Acquired
Intangibles
Developed technology	$	16,200
Customer lists	700
Trademark	150
Non-compete agreements	20
Goodwill	4,430
Total assets acquired	$	21,500

Ash [Member]

Business Acquisition [Line Items]

Schedule of Purchase Price Allocation

The purchase price was preliminarily allocated as follows (in thousands):

Assets Acquired
Property and equipment	$	73
Intangibles
Developed technology	3,200
Customer lists	300
Goodwill	2,697
Total assets acquired	$	6,270