Acquisition (Notes)	3 Months Ended
Acquisition (Notes)	Mar. 31, 2016
Business Combinations [Abstract]
Acquisition	Acquisition On March 18, 2016, the Company acquired Immutopics, Inc., a privately-held, life science research company, based in San Clemente, California. The acquisition has been accounted for in conformity with ASC Topic 805, Business Combinations. Total consideration for the acquisition was $5.5 million, which included $5.1 million in initial cash payments and $0.4 million in fair value of contingent consideration based upon achievement of certain revenue targets through September 2024. The Immutopics portfolio of products will be included with the Company's MicroVue products that serve the bone health research community.

The entire disclosure for a business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities. The disclosure may include leverage buyout transactions (as applicable).

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