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Receivables and Allowance for Doubtful Accounts
 12 Months Ended
Dec. 31, 2017
Receivables and Allowance for Doubtful Accounts [Abstract]  
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Receivables and Allowance for Doubtful Accounts
Receivables consist of the following:
 
December 31,
(In thousands)
2017
 
2016
Installment sales receivable
$
55,516

 
$
55,834

Trade and notes receivables
18,474

 
14,067

Other receivables
—

 
3,477

Total receivables
73,990

 
73,378

Less allowance for doubtful accounts
(4,167
)
 
(3,593
)
Total receivables, net of allowance for doubtful accounts
$
69,823

 
$
69,785


The allowance for doubtful accounts related to installment sales receivable was $3.6 million and $3.3 million, and the allowance for doubtful accounts related to trade and notes receivable was $0.6 million and $0.3 million at December 31, 2017 and 2016, respectively.
Changes in our allowance for doubtful accounts are as follows: 
 
Year Ended December 31,
(In thousands)
2017
 
2016
 
2015
Beginning allowance for doubtful accounts
$
3,593

 
$
3,614

 
$
4,023

Bad debt expense
15,702

 
15,449

 
15,260

Accounts written off
(15,791
)
 
(16,095
)
 
(16,317
)
Recoveries
663

 
625

 
648

 Ending allowance for doubtful accounts
$
4,167

 
$
3,593

 
$
3,614