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

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2022 Workiva-->
<!--r:12639c8c-48d5-4ff9-bd9d-f74e969c86a2,g:fc9a9930-9cb1-4f48-b529-9d4d2fe9e94d-->
<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-20220215.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_36208b51-140e-4495-aeac-84b9974b5914" xlink:href="https://xbrl.sec.gov/dei/2021/dei-2021.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_2ff8fa57-0269-42ca-b3af-497be58e682e" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityCentralIndexKey_2ff8fa57-0269-42ca-b3af-497be58e682e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_01eec172-de7f-41e7-b44d-27f65b28e7c4" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityRegistrantName_01eec172-de7f-41e7-b44d-27f65b28e7c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_22f30889-f500-4bf8-81c8-55e983cc0c0f" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_Security12bTitle_22f30889-f500-4bf8-81c8-55e983cc0c0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_b1984f45-9e32-44de-81f7-d7ae4b88e916" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityAddressAddressLine1_b1984f45-9e32-44de-81f7-d7ae4b88e916" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_79b7e28e-c558-4b53-918f-4af1a071e5c2" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityIncorporationStateCountryCode_79b7e28e-c558-4b53-918f-4af1a071e5c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_b9127fd5-43a7-47b3-9b89-1f79896adc04" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_DocumentType_b9127fd5-43a7-47b3-9b89-1f79896adc04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_6c82feb1-2739-42b3-8f14-46f29c863c79" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_DocumentPeriodEndDate_6c82feb1-2739-42b3-8f14-46f29c863c79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_85c39b42-6268-4e5a-8127-ede580d89b25" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityFileNumber_85c39b42-6268-4e5a-8127-ede580d89b25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_a5e9d5ef-27b2-4b82-b8d4-22a6af5a0196" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityTaxIdentificationNumber_a5e9d5ef-27b2-4b82-b8d4-22a6af5a0196" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_2e17e38b-a857-4ab5-9208-76be77aa29ae" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityAddressCityOrTown_2e17e38b-a857-4ab5-9208-76be77aa29ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_f4539ec1-3468-4c66-9ebf-cc5eebe3463d" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityAddressStateOrProvince_f4539ec1-3468-4c66-9ebf-cc5eebe3463d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_161348d6-5a30-45ba-9a8e-5e9b3182e639" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityAddressPostalZipCode_161348d6-5a30-45ba-9a8e-5e9b3182e639" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_dd2afbe3-d26d-4a0b-9f8f-bb39652c6c30" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_TradingSymbol_dd2afbe3-d26d-4a0b-9f8f-bb39652c6c30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_9e9d8d82-eff7-47d2-a8ee-ae24f90af903" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_SecurityExchangeName_9e9d8d82-eff7-47d2-a8ee-ae24f90af903" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_a3be5e85-9097-46f7-9718-d88dedf3132f" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_CityAreaCode_a3be5e85-9097-46f7-9718-d88dedf3132f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_2712d41b-df49-4fd2-b680-cfd9d7c39407" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_LocalPhoneNumber_2712d41b-df49-4fd2-b680-cfd9d7c39407" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_69f534d6-f98b-4b10-94b7-6df2b219ea0f" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_WrittenCommunications_69f534d6-f98b-4b10-94b7-6df2b219ea0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_5c57ee8c-491e-4587-a2cd-6ee15ea47909" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_SolicitingMaterial_5c57ee8c-491e-4587-a2cd-6ee15ea47909" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_bbf7a9a4-4771-46eb-a003-ea770664106d" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_PreCommencementTenderOffer_bbf7a9a4-4771-46eb-a003-ea770664106d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_8b0e14e1-b901-4406-bac1-8304aa39dcb6" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_8b0e14e1-b901-4406-bac1-8304aa39dcb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_c7d627bf-3a5f-4c94-8f69-f8a07e2dddd6" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_AmendmentFlag_c7d627bf-3a5f-4c94-8f69-f8a07e2dddd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_f56ade22-31d0-4fb6-b3a3-6bfaf69c420d" 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_36208b51-140e-4495-aeac-84b9974b5914" xlink:to="loc_dei_EntityEmergingGrowthCompany_f56ade22-31d0-4fb6-b3a3-6bfaf69c420d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
