The following table provides detail of selected balance sheet items:



(dollars in thousands)	March 31, 2015		December 31, 2014
Accounts receivable:
Trade receivables	$	90,274	$	87,700
Other receivables	4,096		3,406
Total accounts receivable, less allowances of $5,986 and $5,586	$	94,370	$	91,106

Inventories:
Finished goods	$	165,652	$	151,698
Work in process	1,214		1,153
Raw materials	4,321		4,708
Repair parts	10,950		10,840
Operating supplies	1,164		1,429
Total inventories, less loss provisions of $4,172 and $4,370	$	183,301	$	169,828

Prepaid and other current assets
Value added tax	$	15,181	$	13,512
Prepaid expenses	6,931		6,947
Deferred income taxes	4,883		4,888
Prepaid income taxes	1,943		1,951
Derivative asset	477		403
Total prepaid and other current assets	$	29,415	$	27,701

Other assets:
Deposits	$	1,263	$	890
Finance fees — net of amortization	6,655		6,958
Other assets	6,597		6,128
Total other assets	$	14,515	$	13,976

Accrued liabilities:
Accrued incentives	$	18,120	$	17,648
Workers compensation	7,134		7,121
Medical liabilities	3,817		3,887
Interest	3,759		3,876
Commissions payable	1,156		1,068
Withholdings and other non-income tax accruals	3,615		3,078
Other accrued liabilities	5,940		5,960
Total accrued liabilities	$	43,541	$	42,638

Other long-term liabilities:
Deferred liability	$	8,686	$	8,081
Derivative liability	338		215
Environmental obligation (see note 14)	1,000		1,000
Other long-term liabilities	4,080		3,860
Total other long-term liabilities	$	14,104	$	13,156