Consolidated Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net earnings (loss)	$ (9,707)	$ 7,745
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:
Depreciation and amortization	11,549	12,025
Compensation expense related to stock option grants and restricted stock awards	2,065	893
Other, net	75	(1,978)
Changes in operating assets and liabilities:
Accounts receivable	(9,040)	3,874
Income taxes receivable	518	51,993
Inventories	3,213	(25,376)
Prepaid expenses and other assets	(2,499)	(808)
Accounts payable and other accrued expenses	5,716	3,472
Deferred income taxes	250	(520)
Other long-term liabilities	(1,248)	(5,013)
Net cash provided by operating activities	892	46,307
Cash flows from investing activities:
Additions to property, plant, equipment, and software	(17,364)	(11,371)
Proceeds from the disposal of assets	2,264	2,050
Net cash used in investing activities	(15,100)	(9,321)
Cash flows from financing activities:
Payments of long-term debt	0	(18,000)
Payments for debt issuance costs	(2,433)	0
Other	31	(68)
Net cash used in financing activities	(2,402)	(18,068)
Net increase (decrease) in cash and cash equivalents	(16,610)	18,918
Cash and cash equivalents at beginning of period	51,964	83,872
Cash and cash equivalents at end of period	35,354	102,790
Supplemental disclosure:
Cash payments (refunds) for income taxes, net	(263)	(56,488)
Cash payments for interest expense	$ 1,517	$ 1,434