Balance Sheet Details

The following table provides detail of selected balance sheet items:



December 31, (dollars in thousands)	2015		2014
Accounts receivable:
Trade receivables	$	91,324	$	87,700
Other receivables	3,055		3,406
Total accounts receivable, less allowances of $7,066 and $5,586	$	94,379	$	91,106

Inventories:
Finished goods	$	159,998	$	151,698
Work in process	1,183		1,153
Raw materials	4,944		4,708
Repair parts	10,763		10,840
Operating supplies	1,139		1,429
Total inventories, less loss provisions of $5,313 and $4,370	$	178,027	$	169,828

Prepaid and other current assets
Value added tax	$	11,467	$	13,512
Prepaid expenses	6,310		6,947
Deferred income taxes	—		4,888
Prepaid income taxes	1,304		1,951
Derivative asset	245		403
Total prepaid and other current assets	$	19,326	$	27,701

Accrued liabilities:
Accrued incentives	$	21,450	$	17,648
Workers compensation	6,700		7,121
Medical liabilities	4,002		3,887
Interest	3,808		3,876
Commissions payable	776		1,068
Withholdings and other non-income tax accruals	2,184		3,078
Other accrued liabilities	6,259		5,960
Total accrued liabilities	$	45,179	$	42,638

Other long-term liabilities:
Deferred liability	$	7,131	$	8,081
Derivative liability	315		215
Environmental obligation (see note 18)	1,085		1,000
Other long-term liabilities	2,655		3,860
Total other long-term liabilities	$	11,186	$	13,156