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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 deferred tax liability attributable to taxable temporary differences due after one year or 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 long-term debt assumed at the acquisition date, including both current and noncurrent maturities.

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Mergers and Acquisitions - Fair Value of Assets Acquired and Liabilities Assumed (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013	Feb. 28, 2015	Aug. 08, 2014	Mar. 06, 2014
Business Acquisition [Line Items]
Goodwill	$ 104,045us-gaap_Goodwill	$ 101,059us-gaap_Goodwill	$ 39,689us-gaap_Goodwill	$ 13,823us-gaap_Goodwill
ActoGeniX NV \| Scenario, Plan
Business Acquisition [Line Items]
Cash					3,180
Other receivables					305
Prepaid expenses and other					31
Property, plant and equipment					209
Intangible assets					68,100
Other assets					23
Total assets acquired					71,848
Accounts payable					230
Accrued compensation and benefits					624
Other accrued liabilities					307
Deferred revenue					732
Deferred tax liability					612
Total liabilities assumed					2,505
Net assets acquired					69,343
Goodwill					3,131
Total consideration and fair value of noncontrolling interest					72,474
Trans Ova Genetics, LC
Business Acquisition [Line Items]
Cash						960
Trade receivables						18,693
Related party receivables						1,219
Inventory						18,476
Prepaid expenses and other						590
Property, plant and equipment						21,164
Intangible assets						23,700
Other assets						147
Total assets acquired						84,949
Accounts payable						3,317
Accrued compensation and benefits						913
Other accrued liabilities						271
Deferred revenue						4,458
Lines of credit						4,091
Related party payables						1,246
Long term debt						9,090
Total liabilities assumed						23,386
Net assets acquired						61,563
Goodwill						66,312
Total consideration and fair value of noncontrolling interest						127,875
Medistem, Inc.
Business Acquisition [Line Items]
Cash							8
Intangible assets							4,824
Total assets acquired							4,832
Accounts payable							644
Accrued compensation and benefits							67
Other accrued liabilities							50
Total liabilities assumed							761
Net assets acquired							4,071
Goodwill							20,924
Total consideration and fair value of noncontrolling interest							$ 24,995