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v3.21.1

Leases - Additional Lease Information (Details) | 3 Months Ended
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Mar. 27, 2021
Leases [Abstract] |
Lease revenue as a percentage of total (percentage) | 0.05

X
- Definition Lease Revenue, Percentage Of Total Revenue + References No definition available. + Details
Name: | holx_LeaseRevenuePercentageOfTotalRevenue
Namespace Prefix: | holx_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration