DEBT (Tables)

12 Months Ended

Dec. 31, 2012

Debt Disclosure [Abstract]

Components of Interest Expense

The interest expense components of the Company’s convertible notes are as follows:

	Years Ended December 31,
	2012		2011		2010
	(In thousands)
2016 Notes:
Amortization of the discount on the liability component (1)	$	5,993	$	3,740	$	—
Cash interest related to the contractual interest coupon (2)	3,154		2,024		—
Total	$	9,147	$	5,764	$	—
2012 Notes:
Amortization of the discount on the liability component (1)	$	2,527	$	6,850	$	6,401
Cash interest related to the contractual interest coupon (2)	1,378		3,919		3,919
Total	$	3,905	$	10,769	$	10,320
2010 Notes:
Amortization of the discount on the liability component	$	—	$	—	$	1,190
Cash interest related to the contractual interest coupon	—		—		830
Total	$	—	$	—	$	2,020

(1) In 2012, the amortization of the discount on the liability component of the 2016 and 2012 Notes are presented net of capitalized interest of $1.1 million and $0.5 million, respectively.

(2) In 2012, the cash interest related to the contractual interest coupon on the 2016 and 2012 Notes are presented net of capitalized interest of $0.6 million and $0.3 million.