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12. Commitments & Contingent Liabilities (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended | 13 Months Ended | 36 Months Ended | 51 Months Ended | 52 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2017 | Dec. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2020 | Dec. 31, 2016 | Feb. 01, 2017 | Jan. 06, 2016 | Apr. 10, 2014 | Sep. 30, 2012
Purchase Commitment, Excluding Long-term Commitment [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value |  |  |  |  |  | $ 28.5 |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Operating leases, due next twelve months |  |  | $ 39.3 | $ 39.3 |  |  |  |  |  |
Operating leases, due in two years |  |  | 33.2 | 33.2 |  |  |  |  |  |
Operating leases, due in three years |  |  | 27.1 | 27.1 |  |  |  |  |  |
Operating leases, due in four years |  |  | 17.8 | 17.8 |  |  |  |  |  |
Operating leases, due thereafter |  |  | 27.5 | 27.5 |  |  |  |  |  |
Post-Employment Benefits Liability |  |  | 3.7 | 3.7 |  | 3.5 |  |  |  |
Recorded Unconditional Purchase Obligation |  |  | 131.2 | 131.2 |  |  |  |  |  |
Recorded Unconditional Purchase Obligation Due in Next Twelve Months |  |  | 10.3 | 10.3 |  |  |  |  |  |
Recorded Unconditional Purchase Obligation Due in Second Year |  |  | 14.3 | 14.3 |  |  |  |  |  |
Recorded Unconditional Purchase Obligation Due in Third Year |  |  | 10.6 | 10.6 |  |  |  |  |  |
Recorded Unconditional Purchase Obligation Due in Fourth Year |  |  | 6.9 | 6.9 |  |  |  |  |  |
Recorded Unconditional Purchase Obligation Due in Fifth Year |  |  | 2.6 | 2.6 |  |  |  |  |  |
Recorded Unconditional Purchase Obligation Due after Fifth Year |  |  | 86.5 | 86.5 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation |  |  | 24.5 | 24.5 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation, Due in Twelve Months |  |  | 3.7 | 3.7 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation, Due within Two Years |  |  | 3.8 | 3.8 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation, Due within Three Years |  |  | 3.7 | 3.7 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation, Due within Four Years |  |  | 3.8 | 3.8 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation, Due within Five Years |  |  | 3.7 | 3.7 |  |  |  |  |  |
Unrecorded Unconditional Purchase Obligation, Due after Five Years |  |  | 5.8 | 5.8 |  |  |  |  |  |
Letters of Credit Outstanding Amount |  |  | $ 4.2 | $ 4.2 |  |  |  |  |  |
Employees Covered By Collective Bargaining Agreements U.S., Percentage |  |  | 7.00% | 7.00% |  |  |  |  |  |
Analytical Flow Cytometer Platform [Member] |  |  |  |  |  |  |  |  |  |
Purchase Commitment, Excluding Long-term Commitment [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value |  |  | $ 16.7 | $ 16.7 |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements |  | $ 0.6 | 0.6 |  |  |  |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings |  |  | 8.1 | (6.0) |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  | 16.7 | 16.7 |  |  |  | $ 23.3 |  |
GnuBIO [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  |  |  |  | 10.0 |  |  | $ 10.7 |
CellSorter [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements |  |  | 3.1 |  |  |  | $ 32.0 |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings |  |  |  |  |  | 12.6 |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  | $ 3.1 | $ 3.1 |  |  |  |  |  | $ 44.6
UNITED STATES |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Entity Number of Employees |  |  | 3,270 | 3,270 |  |  |  |  |  |
Fair Value, Measurements, Recurring [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability | [1] |  | $ 16.7 | $ 16.7 |  | $ 38.5 |  |  |  |
Scenario, Forecast [Member] | Analytical Flow Cytometer Platform [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, High |  |  |  |  | $ 78.0 |  |  |  |  |
Sales milestone percentage of annual invoices [Member] | Analytical Flow Cytometer Platform [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Business Acquisition, Contingent Consideration, Potential Percentage Payout |  |  | 39.00% | 39.00% |  |  |  |  |  |
Sales milestone percentage of annual invoices low [Member] | Analytical Flow Cytometer Platform [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Business Acquisition, Contingent Consideration, Potential Percentage Payout |  |  | 20.00% | 20.00% |  |  |  |  |  |
Sales milestone minimum amount [Member] | Analytical Flow Cytometer Platform [Member] |  |  |  |  |  |  |  |  |  |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low |  |  | $ 0.0 | $ 0.0 |  |  |  |  |  |
[1] | Contingent consideration liabilities are included in the following accounts in the Consolidated Balance Sheets (in millions):
| December 31, 2017 |  | December 31, 2016
Other current liabilities | $ | 2.7 |  |  | $ | 14.5 |
Other long-term liabilities | 14.0 |  |  | 24.0 |
Total | $ | 16.7 |  |  | $ | 38.5 |

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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25336-109308 + Details
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