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Schedule II- Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2019
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts
SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS 
(Dollars in thousands)
Description
Balance at
Beginning
of Period
 
Charged to (Recovered from) Costs and
Expenses
 
Charged to
Other
Accounts
 
Deductions
 
Balance at
End of
Period
Allowance for doubtful accounts:
 
 
 
 
 
 
 
 
 
Year ended December 31, 2019
$
1,882

 
$
(226
)
 
$
—

 
$
(89
)
 
$
1,567

Year ended December 31, 2018
729

 
1,189

 
—

 
(36
)
 
1,882

Year ended December 31, 2017
443

 
592

 
—

 
(306
)
 
729