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Business Combinations Contingent Consideration (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Dec. 31, 2012
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration Recorded in Income, Liability |  | $ 88 |  | $ (5,077) |
Payment of Contingent Consideration |  |  | 0 | (1,300) |
Distribution & Storage [Member] |  |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration Recorded in Income, Liability |  | 15 |  | 459 |
Payment of Contingent Consideration |  |  |  | (1,300) |
BioMedical [Member] |  |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |  |
Business Acquisition, Contingent Consideration, Potential Cash Payment | 2,206 |  | 2,206 |  | 1,990
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration Recorded in Income, Liability | 81 | 73 | 216 | (4,236) |
Maximum [Member] | BioMedical [Member] |  |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |  |
Business Acquisition, Contingent Consideration, Potential Cash Payment | $ 3,000 |  | $ 3,000 |  |

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- Definition Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration Recorded in Income, Liability + References No definition available. + Details
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- Definition Payment of contingent consideration. + References No definition available. + Details
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- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 + Details
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