Balance Sheet Details

The following table provides detail of selected balance sheet items:



(dollars in thousands)	March 31, 2012		December 31, 2011
Accounts receivable:
Trade receivables	$	85,166	$	86,523
Other receivables	1,696		1,522
Total accounts receivable, less allowances of $6,000 and $5,307	$	86,862	$	88,045

Inventories:
Finished goods	$	142,003	$	129,091
Work in process	1,237		1,132
Raw materials	4,697		4,369
Repair parts	9,830		9,778
Operating supplies	1,360		1,489
Total inventories, less allowances of $4,420 and $4,808	$	159,127	$	145,859

Prepaid and other current assets:
Value added tax	$	3,369	$	1,834
Prepaid expenses	4,480		4,653
Refundable, deferred and prepaid income taxes	1,567		3,107
Derivative asset	—		107
Total prepaid and other current assets	$	9,416	$	9,701

Other assets:
Deposits	$	758	$	733
Finance fees — net of amortization	8,716		9,427
Deferred taxes	779		567
Other assets	3,964		3,947
Total other assets	$	14,217	$	14,674

Accrued liabilities:
Accrued incentives	$	17,461	$	16,621
Workers compensation	8,451		8,484
Medical liabilities	3,429		3,607
Interest	4,579		13,008
Commissions payable	1,364		1,137
Contingency liability	2,719		2,719
Other accrued liabilities	8,703		8,351
Total accrued liabilities	$	46,706	$	53,927

Other long-term liabilities:
Deferred liability	$	5,120	$	4,070
Derivative liability	236		298
Other long-term liabilities	4,256		5,041
Total other long-term liabilities	$	9,612	$	9,409