Goodwill and Intangible Assets Narrative (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Celigo Cell Cytometer Product Line	Sep. 30, 2013 Celigo Cell Cytometer Product Line
Goodwill [Line Items]
Impairment of assets	$ 398	$ 0	$ 400	$ 2,000

The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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