CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
OPERATING ACTIVITIES
Net loss	$ (8,701)	$ (84,552)
Net loss from continuing operations	(8,701)	(84,552)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation	1,016	4,115
Goodwill impairment		82,524
Amortization of intangibles		4,216
Amortization of deferred financing costs	34	163
Stock-based compensation expense	1,114	2,978
Provision for bad debt expense	2,238	450
Deferred income tax benefit	(62)	(1,811)
Changes in operating assets and liabilities:
Accounts receivable	1,097	2,490
Income tax receivable	(4,135)	(2,686)
Inventories, net	(1,083)	11,303
Other current assets	(584)	4,122
Accounts payable	1,986	2,863
Accrued liabilities	(1,824)	(1,129)
Income taxes payable	(60)	4,136
Other, net	298	115
Net cash (used in) provided by continuing operations	(8,666)	29,297
Net cash provided by (used in) discontinued operations	834	(5,786)
Total net cash (used in) provided by operating activities	(7,832)	23,511
INVESTING ACTIVITIES
Capital expenditures	(1,757)	(9,425)
Net cash used in continuing operations	(1,757)	(9,425)
Total net cash used in investing activities	(1,757)	(9,425)
FINANCING ACTIVITIES
Proceeds from common stock issued under employee stock purchase plan	14	25
Net cash provided by continuing operations	14	25
Total net cash provided by financing activities	14	25
Effect of exchange rate changes on cash	(137)	(714)
Net change in cash and cash equivalents	(9,712)	13,397
Cash and cash equivalents, beginning of period	81,985	58,794
Cash and cash equivalents, end of period	$ 72,273	$ 72,191