Lease Revenue, Percentage Of Total Revenue

No definition available.

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- Definition

Lessee, Operating And Finance Lease, Period With Option To Terminate

+ References

No definition available.

+ Details

Name:	holx_LesseeOperatingAndFinanceLeasePeriodWithOptionToTerminate
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Balance Type:	na
Period Type:	duration

- Definition

Lessee, Operating And Finance Lease, Remaining Lease Term

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Lessee, Operating And Finance Leases, Extension Period

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
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- Definition

Lessee, Operating And Finance Leases, Weighted Average Discount Rate, Percent

+ References

No definition available.

+ Details

Name:	holx_LesseeOperatingAndFinanceLeasesWeightedAverageDiscountRatePercent
Namespace Prefix:	holx_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

+ Details

Name:	us-gaap_FinanceLeaseLiabilityCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.

+ References

+ Details

Name:	us-gaap_FinanceLeaseLiabilityNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_LesseeLeaseDescriptionLineItems
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Balance Type:	na
Period Type:	duration

- Details

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- Details

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Leases (Details) $ in Millions	3 Months Ended	6 Months Ended
Leases (Details) $ in Millions	Mar. 28, 2020	Mar. 28, 2020	Sep. 28, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Period with option to terminate lease		1 year
Extension period		20 years
Weighted average discount rate (percentage)		0.0259
Finance lease liability, current			$ 1.8
Finance lease liabilities (non-current)			$ 19.2
Lease revenue as a percentage of total (percentage)	0.03
Minimum
Lessee, Lease, Description [Line Items]
Lessee, Operating And Finance Lease, Remaining Lease Term		1 year
Maximum
Lessee, Lease, Description [Line Items]
Lessee, Operating And Finance Lease, Remaining Lease Term	15 years