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Contingencies (Narrative) (Details)	6 Months Ended
Contingencies (Narrative) (Details)	Jul. 01, 2016
Minimum
Warranty period, term	90 days

X

- Definition

Warranty period terms minimum

+ References

No definition available.

+ Details

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Namespace Prefix:	dhr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: