XML 62 R51.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Comprehensive Income - Foreign Currency Translation Gain (Loss) Components (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 29, 2018 USD ($) | Sep. 30, 2017 USD ($) | Sep. 29, 2018 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2018 | Dec. 30, 2017 | Jul. 01, 2017 | Dec. 26, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ (10,582) | $ 58,916 | $ (106,154) | $ 173,166 |  |  |  |
Euro |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ (144) | $ 30,373 | $ (27,896) | $ 95,715 |  |  |  |
FX rate into USD | 1.16 | 1.18 | 1.16 | 1.18 | 1.16 | 1.2 | 1.14 | 1.05
British Pound |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ (1,804) | $ 9,168 | $ (11,886) | $ 24,712 |  |  |  |
FX rate into USD | 1.31 | 1.34 | 1.31 | 1.34 | 1.31 | 1.35 | 1.3 | 1.23
Australian Dollar |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ (5,507) | $ 3,767 | $ (21,227) | $ 16,220 |  |  |  |
FX rate into USD | 0.72 | 0.78 | 0.72 | 0.78 | 0.74 | 0.78 | 0.77 | 0.72
Canadian Dollar |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ 1,488 | $ 5,640 | $ (4,366) | $ 9,820 |  |  |  |
FX rate into USD | 0.77 | 0.8 | 0.77 | 0.8 | 0.76 | 0.8 | 0.77 | 0.74
Polish Zloty |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ 1,253 | $ 940 | $ (3,907) | $ 7,891 |  |  |  |
FX rate into USD | 0.27 | 0.27 | 0.27 | 0.27 | 0.27 | 0.29 | 0.27 | 0.24
Swiss Franc |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ 266 | $ 407 | $ (1,741) | $ 5,305 |  |  |  |
FX rate into USD | 1.02 | 1.03 | 1.02 | 1.03 | 1 | 1.03 | 1.04 | 0.98
Brazilian Real |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ (6,001) | $ 6,400 | $ (32,701) | $ 4,136 |  |  |  |
FX rate into USD | 0.25 | 0.32 | 0.25 | 0.32 | 0.26 | 0.3 | 0.3 | 0.31
All other currencies |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Foreign currency translation gain (loss) | $ (133) | $ 2,221 | $ (2,430) | $ 9,367 |  |  |  |

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

X
- Definition Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521 + Details
Name: | us-gaap_ForeignCurrencyExchangeRateTranslation1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669646-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -Subparagraph (b,c) -URI http://asc.fasb.org/extlink&oid=109240241&loc=d3e32211-110900 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_CurrencyAxis=currency_EUR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_GBP
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_AUD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CAD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_PLN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CHF
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_BRL
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=hsic_OtherCurrencyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |