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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
 12 Months Ended
Dec. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
SCHEDULE II
VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (IN THOUSANDS)
 
 
 
Balance at
Beginning
of Fiscal
Period
 
Charges to
Costs and
Expense
 
Deductions
 
Balance at
End of
Fiscal
Period
Year ended December 31, 2016
 
 

 
 

 
 

 
 

 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts
 
$
1,751

 
$
1,093

 
$
(1,598
)
(1) 
$
1,246

 
 
 
 
 
 
 
 
 
Year ended December 31, 2017
 
 

 
 

 
 

 
 

 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts
 
1,246

 
1,049

 
(808
)
(1) 
1,487

 
 
 
 
 
 
 
 
 
Year ended December 31, 2018
 
 

 
 

 
 

 
 

 
 
 
 
 
 
 
 
 
Allowance for doubtful accounts
 
$
1,487

 
$
882

 
$
(822
)
(1) 
$
1,547

 
 
 
 
 
 
 
 
 
(1)
Deductions in the allowance for doubtful accounts represent write-offs of uncollectible accounts net of recoveries.