Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2012

Long-Term Debt [Abstract]

Liability and equity of component of convertible senior debentures

The carrying values of the liability and equity components of the convertible debentures due 2042 are reflected in the Company’s consolidated condensed balance sheets as follows:

	June 30, 2012
Liability component:
Principal amount of the debentures	$	150,000
Unamortized discount		(93,394	)
Embedded derivative		278
Carrying value of liability component	$	56,884
Equity component - net carrying value	$	57,874

The carrying values of the liability and equity components of the convertible debentures due 2041 are reflected in the Company’s consolidated condensed balance sheets as follows:

	June 30, 2012			December 31, 2011
Liability component:
Principal amount of the debentures	$	150,000		$	150,000
Unamortized discount		(99,430	)		(99,843	)
Embedded derivative		426			392
Carrying value of liability component	$	50,996		$	50,549
Equity component - net carrying value	$	62,246		$	62,246

The carrying values of the liability and equity components of the convertible debentures due 2040 are reflected in the Company’s consolidated condensed balance sheets as follows:

	June 30, 2012			December 31, 2011
Liability component:
Principal amount of the debentures	$	275,000		$	275,000
Unamortized discount		(176,310	)		(177,131	)
Embedded derivative		561			594
Carrying value of liability component	$	99,251		$	98,463
Equity component - net carrying value	$	110,094		$	110,094

Schedule of long-term debt instruments

Long-term debt consists of the following:

	June 30, 2012	December 31, 2011
Credit facility	$160,000	$155,000
Exchangeable unsecured notes, due 2102	95,042	95,042
Convertible senior debentures, due 2040	99,251	98,463
Convertible senior debentures, due 2041	50,996	50,549
Convertible senior debentures, due 2042	56,884	-
	462,173	399,054
Less current portion	-	-
	$462,173	$399,054

Convertible debentures, interest expense

Interest expense related to the convertible debentures due 2042 is reflected on the consolidated condensed statement of operations as follows:

	Fiscal quarter and six fiscal months ended
	June 30, 2012
Contractual coupon interest	$	291
Non-cash amortization of debt discount		74
Non-cash amortization of deferred financing costs		5
Non-cash change in value of derivative liability		42
Total interest expense related to the debentures	$	412

Interest expense related to the convertible debentures due 2041 is reflected on the consolidated condensed statements of operations as follows:

	Fiscal quarters ended				Six fiscal months ended
	June 30, 2012		July 2, 2011		June 30, 2012		July 2, 2011
Contractual coupon interest	$	844	$	441	$	1,688	$	441
Non-cash amortization of debt discount		209		102		413		102
Non-cash amortization of deferred financing costs		12		6		24		6
Non-cash change in value of derivative liability		109		2		34		2
Total interest expense related to the debentures	$	1,174	$	551	$	2,159	$	551

Interest expense related to the convertible debentures due 2040 is reflected on the consolidated condensed statements of operations as follows:

	Fiscal quarters ended				Six fiscal months ended
	June 30, 2012		July 2, 2011		June 30, 2012			July 2, 2011
Contractual coupon interest	$	1,547	$	1,547	$	3,094		$	3,094
Non-cash amortization of debt discount		414		383		821			759
Non-cash amortization of deferred financing costs		22		22		44			44
Non-cash change in value of derivative liability		71		69		(33	)		8
Total interest expense related to the debentures	$	2,054	$	2,021	$	3,926		$	3,905