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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2017
Valuation and Qualifying Accounts [Abstract]  
Valuation and Qualifying Accounts
SCHEDULE II—Valuation and Qualifying Accounts
(In thousands)

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Additions
 
 
 
 
 
 
Balance at
Beginning of
Period
 
Charged to
Costs and
Expenses
 
 
 
 
 
 
 
 
 
 
Balance at End
of Period
Description         
 
 
 
Deductions
 
2017
 
 
 
 
 
 
 
 
Allowance for bad debts
 
$
2,031

 
$
1,031

 
$
(925
)
 
$
2,137

Sales returns and
 
 

 
 

 
 

 
 

allowance
 
1,817

 
424

 
(22
)
 
2,219

Deferred tax asset
 
 

 
 

 
 

 
 

valuation allowance
 
441

 
129

 
—

 
570

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2016
 
 

 
 

 
 

 
 

Allowance for bad debts
 
$
1,336

 
$
983

 
$
(288
)
 
$
2,031

Sales returns and
 
 

 
 

 
 

 
 

allowance
 
1,814

 
268

 
(265
)
 
1,817

Deferred tax asset
 
 

 
 

 
 

 
 

valuation allowance
 
124

 
317

 
—

 
441

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2015
 
 

 
 

 
 

 
 

Allowance for bad debts
 
$
1,239

 
$
493

 
$
(396
)
 
$
1,336

Sales returns and
 
 

 
 

 
 

 
 

allowance
 
1,636

 
373

 
(195
)
 
1,814

Deferred tax asset
 
 

 
 

 
 

 
 

valuation allowance
 
293

 
—

 
(169
)
 
124