XML 69 R44.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Summary of Significant Accounting Policies - Supplemental Cash Flow Statement Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 27, 2014 | Sep. 28, 2013 | Sep. 29, 2012
Accounting Policies [Abstract] |  |  |
Cash paid during the period for income taxes | $ 231.8 | $ 79.9 | $ 166.6
Cash paid during the period for interest | 155.7 | 192.8 | 55.0
Non-Cash Investing Activities: |  |  |
Fair value of stock options assumed in the Gen-Probe acquisition | 0 | 0 | 2.7
Non-Cash Financing Activities: |  |  |
Fair value of contingent consideration at acquisition | 0 | 0.5 | 0
Deferred payments for acquisitions | $ 0 | $ 0 | $ 1.7

X
- Definition Represents the amount of the purchase price to acquire a business not yet paid to the former shareholders of the acquired entity and is deferred for a period of time. + References No definition available. + Details
Name: | holx_AccruedDeferredPaymentToAcquiredEntity
Namespace Prefix: | holx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Aggregate fair value as of the acquisition date of potential payments under the contingent consideration arrangement, including cash and shares as applicable. + References No definition available. + Details
Name: | holx_BusinessAcquisitionContingentConsiderationAtFairValueCurrentAndNoncurrent
Namespace Prefix: | holx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents fair value of stock options assumed attributable to pre-combination services, which is recorded as part of the cost to acquire an entity. + References No definition available. + Details
Name: | holx_BusinessAcquisitionCostRelatedToFairValueOfStockOptionsExchanged
Namespace Prefix: | holx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | holx_SupplementalNonCashFinancingActivitiesAbstract
Namespace Prefix: | holx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | holx_SupplementalNonCashInvestingActivitiesAbstract
Namespace Prefix: | holx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_IncomeTaxesPaid
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of cash paid for interest during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_InterestPaid
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration