XML 32 R28.htm IDEA: XBRL DOCUMENT

Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2013

	March 31,		December 31,
(in thousands)	2013		2012
Senior convertible notes	$	163,968	$	161,793
less: current portion	—		—
Total debt principal	$	163,968	$	161,793

- Definition

Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

+ References

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+ Details