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Component: (Network and Table)
Network
2405403 - Disclosure - Accounts Receivable and Reserves for Credit Losses - Changes in Reserves for Credit Losses Related to Accounts Receivable (Details)
(http://www.wexinc.com/role/AccountsReceivableAndReservesForCreditLossesChangesInReservesForCreditLossesRelatedToAccountsReceivableDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001309108 (http://www.sec.gov/CIK)
Receivables [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Receivables [Abstract]
 
 
 
Financing Receivable, Allowance for Credit Losses [Roll Forward]
 
 
 
Balance, beginning of year
13,832,000  
13,919,000  
10,396,000  
Provision for credit losses
33,348,000  
22,825,000  
32,144,000  
Charge-offs
(33,665,000) 
(27,862,000) 
(35,302,000) 
Recoveries of amounts previously charged-off
6,201,000  
5,202,000  
6,832,000  
Currency translation
376,000  
(252,000) 
(151,000) 
Balance, end of year
20,092,000  
 
13,832,000  
 
13,919,000