Balance Sheet Details

The following table provides detail of selected balance sheet items:



(dollars in thousands)	June 30, 2015		December 31, 2014
Accounts receivable:
Trade receivables	$	92,875	$	87,700
Other receivables	3,819		3,406
Total accounts receivable, less allowances of $6,767 and $5,586	$	96,694	$	91,106

Inventories:
Finished goods	$	174,941	$	151,698
Work in process	1,078		1,153
Raw materials	5,315		4,708
Repair parts	11,251		10,840
Operating supplies	1,143		1,429
Total inventories, less loss provisions of $3,876 and $4,370	$	193,728	$	169,828

Prepaid and other current assets
Value added tax	$	14,113	$	13,512
Prepaid expenses	6,111		6,947
Deferred income taxes	4,884		4,888
Prepaid income taxes	1,945		1,951
Derivative asset	116		403
Total prepaid and other current assets	$	27,169	$	27,701

Other assets:
Deposits	$	1,257	$	890
Finance fees — net of amortization	6,353		6,958
Other assets	6,558		6,128
Total other assets	$	14,168	$	13,976

Accrued liabilities:
Accrued incentives	$	27,516	$	17,648
Workers compensation	6,714		7,121
Medical liabilities	4,023		3,887
Interest	3,805		3,876
Commissions payable	1,152		1,068
Withholdings and other non-income tax accruals	3,783		3,078
Other accrued liabilities	6,535		5,960
Total accrued liabilities	$	53,528	$	42,638

Other long-term liabilities:
Deferred liability	$	8,447	$	8,081
Derivative liability	33		215
Environmental obligation (see note 14)	1,350		1,000
Other long-term liabilities	4,980		3,860
Total other long-term liabilities	$	14,810	$	13,156