Debt (Tables)

12 Months Ended

Dec. 31, 2012

Debt

Schedule of maturity of long-term debt

Long-term debt matures as follows (in thousands):

2013	$	268
2014		290
2015		314
2016		340
2017		368
Thereafter		826
		2,406
Less current portion		268
	$	2,138

Schedule of components of interest expenses recorded on the notes

The components of interest expense recorded on the notes were as follows (in thousands):

	For the year ended December 31,
	2011			2010
Contractual interest	$	2,025		$	4,355
Accretion of the discount on the notes		1,260			3,058
Total interest expense on the notes	$	3,285		$	7,413
Effective interest rate		6.7	%		7.0	%