Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2016
Notes to Financial Statements  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
UFP TECHNOLOGIES, INC.
 
Consolidated Financial Statement Schedule
 
Valuation and Qualifying Accounts
 
Years ended
December
31,
2016,
2015
and
2014
 
 
Accounts receivable, allowance for doubtful accounts:
 
    2016   2015   2014
Balance at beginning of year   $
499
     $
502
     $
512
  
Provision for bad debt    
126
      
16
      
63
  
Write-offs, net of recoveries    
(58
 )    
(19
 )    
(73
 )
Balance at end of year   $
567
     $
499
     $
502