XML 58 R47.htm IDEA: XBRL DOCUMENT v3.10.0.1

Debt - U.S. Trade Accounts Receivable Securitization (Details) - USD ($) $ in Thousands	5 Months Ended	6 Months Ended	9 Months Ended		12 Months Ended
	Jun. 01, 2016	Jul. 06, 2017	Sep. 29, 2018	Sep. 30, 2017	Dec. 30, 2017	Dec. 31, 2017
Debt Instrument [Line Items]
Repayments of Long-term Debt			$ 27,621	$ 59,531
Long-term Debt and Capital Lease Obligations, Including Current Maturities			$ 1,012,797		$ 924,415
U.S. trade accounts receivable securitization [Member]
Debt Instrument [Line Items]
Pricing commitment period			3 years
Debt Instrument, Maturity Date	Apr. 29, 2019	Apr. 29, 2020
Debt Instrument Maximum Borrowing Capacity	$ 300,000		$ 350,000
Long-term Debt and Capital Lease Obligations, Including Current Maturities			$ 350,000		$ 350,000
Commitment fee for facility usage - facility limit greater than or equal to fifty percent usage (as a percent)			0.30%
Commitment fee for facility usage - facility limit less than fifty percent usage (as a percent)			0.35%
Debt instrument borrowing percentage of facility used for calculating commitment fee (as a percent)			50.00%
U.S. trade accounts receivable securitization [Member] | Average Asset Backed Commercial Paper Rate [Member]
Debt Instrument [Line Items]
Long-term Debt and Capital Lease Obligations, Including Current Maturities			$ 350,000			$ 350,000
Debt instrument, variable rate basis at period end			2.31%		1.53%
Debt instrument, basis spread on variable rate			0.75%		0.75%
Debt instrument, interest rate at period end			3.06%		2.28%

X

- Definition

Commitment fee under our asset-backed securitization program, in number of basis points, on the daily balance of the unused portion of the facility if usage is less than to 50% of the facility limit.

+ References

No definition available.

+ Details

Name:	hsic_CommittmentFeeForUsageLowerFacilityLimit
Namespace Prefix:	hsic_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Commitment fee under our asset-backed securitization program, in number of basis points, on the daily balance of the unused portion of the facility if usage is greater than or equal to 50% of the facility limit.

+ References

No definition available.

+ Details

Name:	hsic_CommittmentFeeForUsageUpperFacilityLimit
Namespace Prefix:	hsic_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The percentage of the total available commitment under a debt instrument that is used to determine the level of commitment fee to be paid.

+ References

No definition available.

+ Details

Name:	hsic_DebtInstrumentBorrowingPercentageOfFacilityUsedForCalculatingCommitmentFee
Namespace Prefix:	hsic_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The maximum amount which can be borrowed under a debt instrument.

+ References

No definition available.

+ Details

Name:	hsic_DebtInstrumentMaximumBorrowingCapacity
Namespace Prefix:	hsic_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The actual interest rate at period end for the reference rate used to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	hsic_DebtInstrumentVariableRateBasisAtPeriodEnd
Namespace Prefix:	hsic_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Period for which the pricing is committed under the asset-backed securitization program.

+ References

No definition available.

+ Details

Name:	hsic_DebtPricingCommittmentPeriod
Namespace Prefix:	hsic_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- 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_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of long-term debt and capital lease obligations including current maturities.

+ References

No definition available.

+ Details

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

X

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

+ Details

Name:	us-gaap_RepaymentsOfLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hsic_USTradeAccountsReceivableSecuritizationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=hsic_AverageAssetBackedCommercialPaperRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: