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Convertible Notes, Long-Term Debt and Credit Facility (Tables) | 12 Months Ended
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Dec. 31, 2012
Debt Disclosure [Abstract] |
Components of convertible notes and long-term debt | Convertible notes and long-term debt are as follows (in thousands):
| December 31,
| 2012 |  | 2011
Convertible notes: |  |  |
Convertible senior unsecured notes (2008 Notes) | $ | 5,188 |  |  | $ | 70,500 |
Convertible senior secured notes (2010 Notes) | — |  |  | 36,004 |
Less discount on notes | (55 | ) |  | (6,766 | )
Convertible senior notes, net of discount | 5,133 |  |  | 99,738 |
Less amount reported as current | (5,133 | ) |  | — |
Convertible senior notes reported as long-term | $ | — |  |  | $ | 99,738 |
Long-term debt: |  |  |
Term loan | $ | 25,000 |  |  | $ | — |
Capital lease obligations | 1,784 |  |  | 1,642 |
Total long-term debt | 26,784 |  |  | 1,642 |
Less current portion of long-term debt | (4,329 | ) |  | (767 | )
Long-term debt, less current portion | $ | 22,455 |  |  | $ | 875 |
Schedule of maturities of convertible notes and long-term debt | Maturities of convertible notes and long-term debt at December 31, 2012 are as follows (in thousands):
Year ending December 31, | Term Loan |  | Convertible Senior Notes |  | Capital Leases |  | Total Convertible Notes and Long-Term Debt
2013 | $ | 3,274 |  |  | $ | 5,188 |  |  | $ | 1,055 |  |  | $ | 9,517 |
2014 | 3,572 |  |  | — |  |  | 678 |  |  | 4,250 |
2015 | 3,571 |  |  | — |  |  | 51 |  |  | 3,622 |
2016 | 3,571 |  |  | — |  |  | — |  |  | 3,571 |
2017 | 11,012 |  |  | — |  |  | — |  |  | 11,012 |
Total | $ | 25,000 |  |  | $ | 5,188 |  |  | $ | 1,784 |  |  | $ | 31,972 |

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- 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21538-112644 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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