XML 23 R78.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Supplemental Cash Flow Information (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Cash Flow Supplemental Disclosures [Line Items] |  |  |
Interest paid | $ 4,393 us-gaap_InterestPaid | $ 5,334 us-gaap_InterestPaid | $ 2,802 us-gaap_InterestPaid
Income taxes net of refunds | 82,850 us-gaap_IncomeTaxesPaidNet | 73,168 us-gaap_IncomeTaxesPaidNet | 46,819 us-gaap_IncomeTaxesPaidNet
Carrier Enterprise III |  |  |
Cash Flow Supplemental Disclosures [Line Items] |  |  |
Common stock issued for Carrier Enterprise III |  |  | $ 93,250 wso_BusinessAcquisitionPurchasePriceAllocationFairValueOfSharesIssued / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = wso_CarrierEnterpriseCanadaLPMember

X
- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + 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 + Details
Name: | us-gaap_IncomeTaxesPaidNet
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

X
- Definition Business acquisition purchase price allocation fair value of shares issued. + References No definition available. + Details
Name: | wso_BusinessAcquisitionPurchasePriceAllocationFairValueOfSharesIssued
Namespace Prefix: | wso_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=wso_CarrierEnterpriseCanadaLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |