Goodwill and Other Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2015
Goodwill
Balance at the beginning of the period		$ 127.8
Current period adjustments		0.5
Impairment		(0.7)
Foreign currency effect		(2.5)
Balance at the end of the period	$ 125.1	125.1
BSI | Bruker BioSpin - Preclinical Imaging
Goodwill
Impairment	$ (0.7)	$ (0.7)