Business Acquisitions (Tables)

12 Months Ended

Dec. 31, 2011

Systems Pathology Company [Member]

The purchase price allocation for SPC, net of $9 of cash acquired is as follows:



Current assets (excluding cash)	$	49
Property, plant and equipment	338
Current liabilities	(1,317		)
Long term liabilities	(1,040		)
Goodwill and other intangible asset	35,592
Total purchase price allocation	$	33,622

The breakout of goodwill and other intangibles acquired was as follows:



			Weighted average amortization life (years)
In-process research and development (see Note 4)	$	14,000	5.1
Goodwill	21,592		—
Total goodwill and other intangibles	$	35,592

Cerebricon [Member]

The purchase price allocation for Cerebricon, net of $1,200 of acquired cash is as follows:



Current assets (excluding cash)	$	1,754
Property, plant and equipment	816
Other long-term assets	41
Current liabilities	(1,485		)
Long-term debt	(1,178		)
Long-term deferred tax	(1,453		)
Goodwill and other intangible asset	9,685
Total purchase price allocation	$	8,180

The breakout of goodwill and other intangibles acquired with the acquisition was as follows:



			Weighted average amortization life (years)
client relationships	$	5,597	4.2
Goodwill	4,088		—
Total goodwill and other intangibles	$	9,685

Piedmont Reserach Center [Member]

The purchase price allocation for PRC is as follows:



Current assets	$	1,414
Property, plant and equipment	1,315
Current liabilities	(1,204		)
Goodwill and other intangible asset	44,033
Total purchase price allocation	$	45,558

The breakout of goodwill and other intangibles acquired with the acquisition was as follows:



			Weighted average amortization life (years)
client relationships	$	18,400	6.3
Backlog	900		0.7
Trademarks and trade names	500		2.2
Developed technology	300		1.5
Goodwill	23,933		—
Total goodwill and other intangibles	$	44,033