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Recent Accounting Pronouncements Schedule Of New Accounting Pronouncements And Changes In Accounting Principles (Tables) | 3 Months Ended
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Mar. 31, 2018
Summary of Significant Accounting Policies [Abstract] |
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] | In accordance with the New Revenue Standard requirements, the disclosure of the impact of adoption on the Company's Consolidated Statement of Operations and Balance Sheet was as follows (in thousands):
| Three Months Ended March 31, 2018
(In thousands) | As Reported |  | Effect of Change Higher/ (Lower) |  | Amounts under ASC 605
Consolidated Statement of Operations |  |  |  |  |
Revenue: |  |  |  |  |
Royalties | $ | 21,374 |  |  | $ | 55,800 |  |  | $ | 77,174 |
Product revenue | 7,313 |  |  | 243 |  |  | 7,556 |
Contract and other revenue | 17,739 |  |  | (2,010 | ) |  | 15,729 |
Total revenue | $ | 46,426 |  |  | $ | 54,033 |  |  | $ | 100,459 |
Costs and expenses: |  |  |  |  |
Interest income and other income (expense), net | $ | 9,116 |  |  | $ | (7,514 | ) |  | $ | 1,602 |
Provision for (benefit from) income taxes | $ | (3,229 | ) |  | $ | 4,703 |  |  | $ | 1,474 |
Net income (loss) | $ | (35,689 | ) |  | $ | 41,816 |  |  | $ | 6,127 |
| March 31, 2018
(In thousands) | As Reported |  | Effect of Change Higher/ (Lower) |  | Amounts under ASC 605
Consolidated Balance Sheet |  |  |  |  |
Assets: |  |  |  |  |
Unbilled receivables | $ | 771,002 |  |  | $ | (771,002 | ) |  | $ | — |
Deferred tax assets | 81,999 |  |  | 90,162 |  |  | 172,161 |
Liabilities: |  |  |  |  |
Deferred revenue | 16,985 |  |  | (3,090 | ) |  | 13,895 |
Deferred tax liabilities (included in other long-term liabilities) | 8,143 |  |  | — |  |  | 8,143 |
Income taxes payable | 108,240 |  |  | (103,520 | ) |  | 4,720 |
Stockholders’ equity: |  |  |  |  |
Accumulated deficit | 74,255 |  |  | 552,033 |  |  | 626,288 |

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- Definition Tabular disclosure of changes in accounting principles, including adoption of new accounting pronouncements, that describes the new methods, amount and effects on financial statement line items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22580-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e765-108305 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22499-107794 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.10-01.(b)(6)) -URI http://asc.fasb.org/extlink&oid=27015980&loc=d3e46468-122699 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22583-107794 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e725-108305 + Details
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