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Accounts Receivable and Inventories
3 Months Ended
Mar. 31, 2016
Accounts Receivable And Inventories  
Accounts Receivable and Inventories
Accounts Receivable and Inventories
Accounts receivable consist of the following:
(In thousands)
 
March 31
2016
 
December 31
2015
Trade accounts receivable
 
$
268,716

 
$
280,526

Less: Allowance for doubtful accounts
 
(16,056
)
 
(25,649
)
Trade accounts receivable, net
 
$
252,660

 
$
254,877

 
 
 
 
 
Other receivables (a)
 
$
19,458

 
$
30,395

(a) Other receivables include insurance claim receivables, employee receivables, tax claim receivables, receivables from affiliates and other miscellaneous receivables not included in Trade accounts receivable, net. 
The decrease in Allowance for doubtful accounts in 2016 is due to the write-off of previously reserved accounts receivable balances.
The provision for doubtful accounts related to trade accounts receivable was as follows:
 
 
Three Months Ended
 
 
March 31
(In thousands)
 
2016
 
2015
Provision for doubtful accounts related to trade accounts receivable
 
$
(146
)
 
$
196


Inventories consist of the following:
(In thousands)
 
March 31
2016
 
December 31
2015
Finished goods
 
$
35,694

 
$
32,586

Work-in-process
 
98,500

 
86,745

Raw materials and purchased parts
 
73,215

 
70,755

Stores and supplies
 
25,926

 
26,881

Inventories
 
$
233,335

 
$
216,967