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Stock-Based Compensation | 3 Months Ended
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Mar. 31, 2018
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Stock-Based Compensation | Note 7 — Stock-Based Compensation Total stock-based compensation expense was recognized in our Condensed Consolidated Statements of Operations as follows (in thousands):
| Three months ended March 31, |
| 2018 |  |  | 2017 |
Cost of goods sold | $ | 418 |  |  | $ | 608 |
Research and development |  | 11,056 |  |  |  | 4,664 |
General and administrative |  | 8,475 |  |  |  | 2,912 |
Total stock-based compensation | $ | 19,949 |  |  | $ | 8,184 |
During the three months ended March 31, 2018 and 2017, we granted 209,700 and 328,860 stock options, respectively, and these options had a weighted average grant-date fair value of $68.88 per share and $7.94 per share, respectively. During the three months ended March 31, 2018, we granted 10,000 RSUs. We did not grant any RSUs during the three months ended March 31, 2017. As a result of stock issuances under our equity compensation plans, during the three months ended March 31, 2018 and 2017, we issued 2,854,816 and 1,518,605 shares of our common stock, respectively.

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- Definition The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -URI http://asc.fasb.org/topic&trid=2228938 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -URI http://asc.fasb.org/subtopic&trid=2208855 + Details
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