v2.4.0.8
Investment in AquaBounty - Summary of Preliminary Estimated Fair Value of Assets Acquired and Liabilities Assumed at the Acquisition Date (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Mar. 15, 2013
AquaBounty [Member]
Scenario, Plan [Member]
Business Acquisition [Line Items]      
Cash     $ 5,419
Short-term investments     14
Trade receivables     4
Other receivables     9
Prepaid expenses and other     200
Property, plant and equipment     1,241
Intangible assets     14,900
Other assets     22
Total assets acquired     21,809
Accounts payable     156
Accrued compensation and benefits     94
Other accrued liabilities     395
Long-term debt     2,199
Total liabilities assumed     2,844
Net assets acquired     18,965
Goodwill 13,846 0 13,846
Total consideration     $ 32,811