<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2022 Workiva-->
<!--r:f606c9a9-fcc4-412a-b3d6-72ad913f8e30,g:20e9d018-f485-45c4-a683-60f7adeab652-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.wfscorp.com/role/CoverPageDocument" xlink:type="simple" xlink:href="int-20220103.xsd#CoverPageDocument"/>
  <link:presentationLink xlink:role="http://www.wfscorp.com/role/CoverPageDocument" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_db989572-98ce-4e65-842b-19db8122bf11" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityCentralIndexKey_db989572-98ce-4e65-842b-19db8122bf11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_5f356cff-08af-47fd-b7c2-2efa66a4bb4a" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityRegistrantName_5f356cff-08af-47fd-b7c2-2efa66a4bb4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_96e6b428-80da-44f2-aa5e-ecb68a69d997" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_Security12bTitle_96e6b428-80da-44f2-aa5e-ecb68a69d997" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_c9268066-db11-44b1-9452-5ab59225ed33" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityAddressAddressLine1_c9268066-db11-44b1-9452-5ab59225ed33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_f9559718-9d84-4cf8-9e70-e9296b8495ca" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityIncorporationStateCountryCode_f9559718-9d84-4cf8-9e70-e9296b8495ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_71c184cc-5a30-45b8-a389-142915768d54" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_DocumentType"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_DocumentType_71c184cc-5a30-45b8-a389-142915768d54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_425a0067-8933-4db4-b7d0-b89e23d97657" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_DocumentPeriodEndDate_425a0067-8933-4db4-b7d0-b89e23d97657" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_d11a7603-4020-448c-a995-345fcec1911e" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityFileNumber_d11a7603-4020-448c-a995-345fcec1911e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_4455aa89-dcc6-4078-beec-36d49712c51f" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityTaxIdentificationNumber_4455aa89-dcc6-4078-beec-36d49712c51f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_767b533b-c6ab-4ef6-96a2-8641e1ed25b8" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityAddressCityOrTown_767b533b-c6ab-4ef6-96a2-8641e1ed25b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_cb06b1c9-0eb7-456f-9a85-70b299f74bf0" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityAddressStateOrProvince_cb06b1c9-0eb7-456f-9a85-70b299f74bf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_ec9be739-bca5-47c0-9171-9e1186203a6c" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityAddressPostalZipCode_ec9be739-bca5-47c0-9171-9e1186203a6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_7d42d6d9-fa34-4aad-bbde-1c9ace8411be" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_TradingSymbol_7d42d6d9-fa34-4aad-bbde-1c9ace8411be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_ea0d9cbe-24f2-4a4f-a5a6-744a7f5c62d0" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_SecurityExchangeName_ea0d9cbe-24f2-4a4f-a5a6-744a7f5c62d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_4a2c997e-6536-4c00-bd0b-945c09d6e3d0" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_CityAreaCode_4a2c997e-6536-4c00-bd0b-945c09d6e3d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_1b39e843-de57-44cc-a572-d50c47c7872a" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_LocalPhoneNumber_1b39e843-de57-44cc-a572-d50c47c7872a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_b817dc45-c054-41f7-9b62-1fdaddbd5b1a" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_WrittenCommunications_b817dc45-c054-41f7-9b62-1fdaddbd5b1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_7e75fe6c-f572-47a3-bd0b-636d0a45603a" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_SolicitingMaterial_7e75fe6c-f572-47a3-bd0b-636d0a45603a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_46b8b8a8-89eb-4719-a9b9-4f801bfb35d1" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_PreCommencementTenderOffer_46b8b8a8-89eb-4719-a9b9-4f801bfb35d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_30491169-7ef7-471d-8d49-347732ffb5ef" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_30491169-7ef7-471d-8d49-347732ffb5ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_b2664154-ae57-4224-bb63-769045763044" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_AmendmentFlag_b2664154-ae57-4224-bb63-769045763044" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_bf8a153b-033f-47dd-973f-0e1572e3965a" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_7875bfd1-86fa-41da-8304-7b5dfa788451" xlink:to="loc_dei_EntityEmergingGrowthCompany_bf8a153b-033f-47dd-973f-0e1572e3965a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
