Restructuring and Other Costs, Net (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	May 03, 2013
Restructuring And Other Costs, Net Disclosure
Identified Future Restructuring Costs			$ 70.0
Restructuring Reserve [Line Items]
Cost of Revenues	13.2
Selling, General and Administrative Expenses	1.3
Restructuring and Other Costs, Net	21.5	12.2
Total Restructuring and Other Costs, Net	36.0
Restructuring and Related Costs, Non-Cash Costs (Income), Net	0.1
Analytical Technologies [Member]
Restructuring Reserve [Line Items]
Cost of Revenues	0.8
Selling, General and Administrative Expenses	1.3
Restructuring and Other Costs, Net	9.5
Total Restructuring and Other Costs, Net	11.6
Restructuring and Related Costs, Cash Costs	9.2
Restructuring and Related Costs, Non-Cash Costs (Income), Net	0.3
Analytical Technologies [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	7.9
Restructuring Severance, Number of Positions Eliminated (employees)	170
Analytical Technologies [Member] | Abandonment of Excess Facilities [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.7
Analytical Technologies [Member] | Other Restructuring [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.6
Specialty Diagnostics [Member]
Restructuring Reserve [Line Items]
Cost of Revenues	12.2
Selling, General and Administrative Expenses	0
Restructuring and Other Costs, Net	6.7
Total Restructuring and Other Costs, Net	18.9
Restructuring and Related Costs, Cash Costs	6.7
Specialty Diagnostics [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	6.5
Restructuring Severance, Number of Positions Eliminated (employees)	75
Specialty Diagnostics [Member] | Other Restructuring [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.2
Laboratory Products and Services [Member]
Restructuring Reserve [Line Items]
Cost of Revenues	0.2
Selling, General and Administrative Expenses	0
Restructuring and Other Costs, Net	4.8
Total Restructuring and Other Costs, Net	5.0
Restructuring and Related Costs, Cash Costs	5.0
Restructuring and Related Costs, Non-Cash Costs (Income), Net	(0.2)
Laboratory Products and Services [Member] | Severance [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	3.8
Restructuring Severance, Number of Positions Eliminated (employees)	70
Laboratory Products and Services [Member] | Abandonment of Excess Facilities [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.5
Laboratory Products and Services [Member] | Other Restructuring [Member]
Restructuring Reserve [Line Items]
Restructuring and Related Costs, Cash Costs	0.7
Corporate [Member]
Restructuring Reserve [Line Items]
Selling, General and Administrative Expenses	0
Restructuring and Other Costs, Net	0.5
Total Restructuring and Other Costs, Net	0.5
Restructuring and Related Costs, Cash Costs	$ 0.5