Mergers and Acquisitions - Fair Value of Assets Acquired and Liabilities Assumed (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Aug. 08, 2014 Trans Ova Genetics, LC Scenario, Plan	Mar. 06, 2014 Medistem, Inc. Scenario, Plan
Business Acquisition [Line Items]
Cash			$ 960	$ 8
Trade receivables			17,996
Related party receivables			1,219
Inventory			17,256
Prepaid expenses and other			590
Property, plant and equipment			18,686
Intangible assets			24,100	4,824
Other non-current assets			147
Total assets acquired			80,954	4,832
Accounts payable			3,317	644
Accrued compensation and benefits			913	85
Other accrued liabilities			271	150
Deferred revenue			2,420
Lines of credit			4,091
Related party payables			1,246
Long term debt			9,090
Total liabilities assumed			21,348	879
Net assets acquired			59,606	3,953
Goodwill	98,778	13,823	63,913	21,042
Total consideration			$ 123,519	$ 24,995

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Amount of assets acquired at the acquisition date.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

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Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount due from related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of accrued compensation and benefits assumed at the acquisition date.

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Balance outstanding of lines of credit due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of liabilities due to related parties assumed at the acquisition date.

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Amount of deferred revenue assumed at the acquisition date.

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Amount of long-term debt assumed at the acquisition date, including both current and noncurrent maturities.

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