Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating Activities
Net income (loss)	$ 6,667	$ (9,554)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	14,785	15,995
Debt discount amortization	7,133	6,022
Loss on extinguishment of debt	621	0
Equity method losses	0	1,224
Derivatives	(127)	0
Stock-based compensation	2,390	2,755
Deferred taxes	191	0
Loss on disposal of property, plant and equipment	3	264
Changes in operating assets and liabilities:
Accounts receivable	38,861	18,360
Inventories	(3,972)	(9,929)
Prepaid expenses and other assets	(209)	2,226
Accounts payable	(5,153)	(5,271)
Accrued expenses and other liabilities	(19,750)	1,149
Income taxes receivable/payable	(277)	7,873
Net cash provided by operating activities	41,163	31,114
Investing Activities
Expenditures for property, plant and equipment	(6,160)	(6,263)
Proceeds from sales of property, plant and equipment	28	85
Purchase of acquired company, net of cash acquired	(2,010)	0
Notes receivable, net	72	73
Net cash used in investing activities	(8,070)	(6,105)
Financing Activities
Principal payments under mortgages and notes	(2,542)	(404)
Borrowings under line of credit	0	44,000
Principal payments under line of credit	0	(44,000)
Repurchases of convertible notes	(5,882)	0
Repurchases of common stock	(3,068)	(1,156)
Proceeds from employee stock purchase and option plans	1,345	187
Net cash used in financing activities	(10,147)	(1,373)
Net increase in cash and cash equivalents	22,946	23,636
Cash and cash equivalents at beginning of period	27,270	19,514
Cash and cash equivalents at end of period	50,216	43,150
Supplemental Disclosure:
Cash paid for interest, net of capitalized interest	6,347	6,430
Cash paid (received) for income taxes, net	$ 649	$ (7,590)