The expected percentage of positions to be eliminated as a result of restructuring activities.

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The charge against earnings in the period for the write-down of excess inventory associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan.

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Pursuant to an authorized plan, the amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement, and expenses associated with exit or disposal activities.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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Amount expected to be recognized in earnings for the specified restructuring cost.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Other Charges, net (Details 2) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
Other Charges, net (Details 2) - USD ($) $ in Millions	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015
Restructuring charges
Restructuring charges			$ 8.5
Impairment charges	$ 1.8		1.8
Cost of Revenue
Restructuring charges
Restructuring charges	4.2	$ 6.7	6.2	$ 8.9
Other Charges, net
Restructuring charges
Restructuring charges	1.0	4.0	2.3	4.2
BSI
Restructuring charges
Restructuring charges	5.2	10.7	8.5	13.1
Inventory provisions for inventory write-downs	1.6	2.0	2.0	2.0
Severance costs	2.7	5.8	4.1	7.2
Exit related costs	0.9	$ 2.9	2.4	$ 3.9
BSI \| CAM division
Restructuring charges
Restructuring charges					$ 18.8
Inventory provisions for inventory write-downs			0.5		10.3
Severance and exit costs			0.8		8.5
BSI \| CAM division \| Cost of Revenue
Restructuring charges
Restructuring charges			0.7
BSI \| CAM division \| Other Charges, net
Restructuring charges
Restructuring charges			$ 0.6
BSI \| Bruker BioSpin Group
Restructuring charges
Expected reduction in employee headcount (as a percent)			9.00%
Restructuring charges			$ 4.4
Inventory provisions for inventory write-downs			1.3
Severance and exit costs			3.1
Impairment charges			1.8
BSI \| Bruker BioSpin Group \| Cost of Revenue
Restructuring charges
Restructuring charges			3.3
BSI \| Bruker BioSpin Group \| Other Charges, net
Restructuring charges
Restructuring charges			1.1
BSI \| Bruker BioSpin Group \| Minimum
Restructuring charges
Expected restructuring and related one-time charges	15.0		15.0		15.0
BSI \| Bruker BioSpin Group \| Minimum \| Employee separation and facility exit costs
Restructuring charges
Expected restructuring and related one-time charges	12.0		12.0		12.0
BSI \| Bruker BioSpin Group \| Minimum \| Inventory write-downs and asset impairments
Restructuring charges
Expected restructuring and related one-time charges	3.0		3.0		3.0
BSI \| Bruker BioSpin Group \| Maximum
Restructuring charges
Expected restructuring and related one-time charges	20.0		20.0		20.0
BSI \| Bruker BioSpin Group \| Maximum \| Employee separation and facility exit costs
Restructuring charges
Expected restructuring and related one-time charges	15.0		15.0		15.0
BSI \| Bruker BioSpin Group \| Maximum \| Inventory write-downs and asset impairments
Restructuring charges
Expected restructuring and related one-time charges	$ 5.0		$ 5.0		$ 5.0