Accounts Receivable and Inventories

12 Months Ended

Dec. 31, 2015

Accounts Receivable and Inventories [Abstract]

Accounts receivable consist of the following:



	Accounts Receivable
(In thousands)	December 31 2015			December 31 2014
Trade accounts receivable	$	280,526		$	340,223
Less: Allowance for doubtful accounts	(25,649		)	(15,119		)
Trade accounts receivable, net	$	254,877		$	325,104

Other receivables (a)	$	30,395		$	28,145


(a)	Other receivables include insurance claim receivables, employee receivables, tax claim receivables and other miscellaneous receivables not included in Trade accounts receivable, net.

The following table reflects the provision for doubtful accounts related to trade accounts receivable for the years ended December 31, 2015, 2014 and 2013:



	Years Ended December 31
(In thousands)	2015		2014		2013
Provision for doubtful accounts related to trade accounts receivable	$	13,047	$	9,892	$	10,175

Inventories consist of the following:



	Inventories
(In thousands)	December 31 2015		December 31 2014
Finished goods	$	32,586	$	30,525
Work-in-process	86,745		28,690
Raw materials and purchased parts	70,755		87,985
Stores and supplies	26,881		31,722
Total inventories	$	216,967	$	178,922
Valued at lower of cost or market:
LIFO basis	$	102,309	$	109,348
FIFO basis	64,760		13,383
Average cost basis	49,898		56,191
Total inventories	$	216,967	$	178,922

Inventories valued on the LIFO basis at December 31, 2015 and 2014 were approximately $32 million and $31 million, respectively, less than the amounts of such inventories valued at current costs.

During 2015, there was no significant impact on net income as a result of reducing certain inventory quantities valued on a LIFO basis. During 2014, as a result of reducing certain inventory quantities valued on the LIFO basis, net income (loss) decreased from that which would have been recorded under the FIFO basis of valuation by $0.1 million. During 2013, there was no significant impact on net income (loss) as a result of reducing certain inventory quantities valued on a LIFO basis.