Condensed Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jul. 01, 2011
Cash Flows from Operating Activities:
Net income	$ 354	$ 7,097
Less: Income from discontinued operations, net of taxes		(6,830)
Income from continuing operations, net of taxes	354	267
Adjustments to reconcile income from continuing operations, net of taxes to net cash provided by operating activities:
Net loss attributable to non-controlling interest	(580)
Stock-based compensation expense	436	460
Depreciation and amortization	5,963	1,412
Impairment of long-lived assets	1,981
Deferred income taxes	275	1,365
Gain on release of foreign currency translation, net of taxes		(2,542)
Changes in operating assets and liabilities, net of assets acquired and liabilities assumed:
Accounts receivable	(12,761)
Prepaid expenses and other current assets	(293)	1,268
Assets held for sale		6,216
Other assets	(166)	(83)
Accounts payable	506	(258)
Accrueds and other liabilities	(1,348)	(4,144)
Net cash (used in) provided by operating activities of continuing operations	(5,633)	3,961
Net cash provided by operating activities of discontinued operations		6,848
Net cash (used in) provided by operating activities	(5,633)	10,809
Cash Flows from Investing Activities:
Purchases of businesses, net of cash acquired	(52,492)
Purchases of property and equipment	(4,073)
Investment by non-controlling interest	75
Purchases of marketable securities	(392,898)	(478,222)
Sales of marketable securities	490,932	383,143
Maturities of marketable securities	27,500	49,571
Net cash provided by (used in) investing activities	69,044	(45,508)
Cash Flows from Financing Activities:
Repayments on capital lease obligations	(32)
Repayments on long-term debt	(1,000)
Proceeds from issuance of common stock		29
Net cash (used in) provided by financing activities	(1,032)	29
Effect of foreign currency translation on cash and cash equivalents	3	288
Net increase (decrease) in cash and cash equivalents	62,382	(34,382)
Cash and cash equivalents, beginning of period	8,487	38,276
Cash and cash equivalents, end of period	$ 70,869	$ 3,894