Restructuring and Other Costs, Net (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011	Nov. 02, 2012
Restructuring And Other Costs, Net Disclosure
Identified Future Restructuring Costs					$ 60.0
Restructuring Reserve [Line Items]
Cost of Revenues	3.1		42.5
Selling, General and Administrative Expenses	19.0		13.1
Restructuring and Other Costs, Net	15.2	11.6	51.7	66.6
Total Restructuring and Other Costs, Net	37.3		107.3
Restructuring and Related Costs, Non-Cash Costs (Income), Net			6.0
Analytical Technologies [Member]
Restructuring Reserve [Line Items]
Cost of Revenues	0.3		1.3
Selling, General and Administrative Expenses	0		(0.1)
Restructuring and Other Costs, Net	8.5		26.7
Total Restructuring and Other Costs, Net	8.8		27.9
Restructuring and Related Costs, Cash Costs	7.9		22.5
Asset Writedowns	0.6		4.2
Analytical Technologies [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	5.1		15.8
Restructuring Severance, Number of Positions Eliminated (employees)	170		470
Analytical Technologies [Member] | Abandonment of Excess Facilities [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	2.0		4.9
Analytical Technologies [Member] | Other Restructuring [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.8		1.8
Specialty Diagnostics [Member]
Restructuring Reserve [Line Items]
Cost of Revenues	2.7		40.5
Selling, General and Administrative Expenses	11.6		13.1
Restructuring and Other Costs, Net	1.7		11.4
Total Restructuring and Other Costs, Net	16.0		65.0
Restructuring and Related Costs, Cash Costs	1.7		10.7
Asset Writedowns			0.7
Specialty Diagnostics [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	1.5		9.9
Restructuring Severance, Number of Positions Eliminated (employees)	100		220
Specialty Diagnostics [Member] | Abandonment of Excess Facilities [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs			0.4
Specialty Diagnostics [Member] | Other Restructuring [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.2		0.4
Laboratory Products and Services [Member]
Restructuring Reserve [Line Items]
Cost of Revenues	0.1		0.7
Selling, General and Administrative Expenses	0		0.3
Restructuring and Other Costs, Net	4.9		13.2
Total Restructuring and Other Costs, Net	5.0		14.2
Restructuring and Related Costs, Cash Costs	5.3		12.4
Restructuring and Related Costs, Non-Cash Costs (Income), Net			0.8
Loss (Gain) on Sale of Property, Plant and Equipment, Net	(0.4)
Laboratory Products and Services [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	4.1		7.7
Restructuring Severance, Number of Positions Eliminated (employees)	140		250
Laboratory Products and Services [Member] | Abandonment of Excess Facilities [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.4		2.1
Laboratory Products and Services [Member] | Other Restructuring [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.8		2.6
Corporate [Member]
Restructuring Reserve [Line Items]
Selling, General and Administrative Expenses	7.4		(0.2)
Restructuring and Other Costs, Net	0.1		0.4
Total Restructuring and Other Costs, Net	7.5		0.2
Corporate [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs			$ 0.4