Long-Term Debt (Tables)

6 Months Ended

Jul. 02, 2011

Long-Term Debt (Tables) [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

	July 2,		December 31,
	2011		2010
Credit facility	$	180,000	$	240,000
Exchangeable unsecured notes, due 2102		95,042		95,042
Convertible senior debentures, due 2040		97,407		96,640
Convertible senior debentures, due 2041		49,973		-
		422,422		431,682
Less current portion		-		-
	$	422,422	$	431,682

Liability And Equity Component Of Convertible Senior Debenture due 2040 [Table TextBlock]

	July 2,			December 31,
	2011			2010
Liability component:
Principal amount of the debentures	$	275,000		$	275,000
Unamortized discount		(177,920	)		(178,679	)
Embedded derivative		327			319
Carrying value of liability component	$	97,407		$	96,640
Equity component - net carrying value	$	110,094		$	110,094

Liability And Equity Component Of Convertible Senior Debenture due 2041 [Table TextBlock]

	July 2,
	2011
Liability component:
Principal amount of the debentures	$	150,000
Unamortized discount		(100,240	)
Embedded derivative		213
Carrying value of liability component	$	49,973
Equity component - net carrying value	$	61,758

Convertible Debentures Due In 2041 Interest Expense [Table TextBlock]

	Fiscal quarter and six
	fiscal months ended
	July 2, 2011
Contractual coupon interest	$	441
Non-cash amortization of debt discount		102
Non-cash amortization of deferred financing costs		6
Non-cash change in value of derivative liability		2
Total interest expense related to the debentures	$	551

Convertible Debentures Due In 2040 Interest Expense [Table Text Block]

Interest expense related to the debentures is reflected on the consolidated condensed statements of operations as follows (in thousands):

	Fiscal quarter ended			Six fiscal months ended
	July 2, 2011		July 2, 2011
Contractual coupon interest	$	1,547	$	3,094
Non-cash amortization of debt discount		383		759
Non-cash amortization of deferred financing costs		22		44
Non-cash change in value of derivative liability		69		8
Total interest expense related to the debentures	$	2,021	$	3,905