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Collaborative Arrangements (Tables) | 9 Months Ended
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Sep. 30, 2021
Collaborative Arrangements [Abstract] |
Collaboration Arrangements | Summarized financial information related to this collaboration is as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
($ in millions) | 2021 |  | 2020 |  | 2021 |  | 2020
Alliance revenue - Lynparza | $ | 246 |  |  | $ | 196 |  |  | $ | 721 |  |  | $ | 519 |
Alliance revenue - Koselugo | 6 |  |  | 3 |  |  | 20 |  |  | 3 |
Total alliance revenue | $ | 252 |  |  | $ | 199 |  |  | $ | 741 |  |  | $ | 522 |
Cost of sales (1) | 42 |  |  | 41 |  |  | 125 |  |  | 205 |
Selling, general and administrative | 44 |  |  | 40 |  |  | 127 |  |  | 112 |
Research and development | 27 |  |  | 20 |  |  | 87 |  |  | 93 |
($ in millions) |  |  |  |  | September 30, 2021 |  | December 31, 2020
Receivables from AstraZeneca included in Other current assets |  |  |  |  | $ | 248 |  |  | $ | 215 |
Payables to AstraZeneca included in Accrued and other current liabilities (2) |  |  |  |  | 415 |  |  | 423 |
(1) Represents amortization of capitalized milestone payments. (2) Includes accrued milestone payments. Summarized financial information related to this collaboration is as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
($ in millions) | 2021 |  | 2020 |  | 2021 |  | 2020
Alliance revenue - Lenvima | $ | 188 |  |  | $ | 142 |  |  | $ | 498 |  |  | $ | 421 |
Cost of sales (1) | 49 |  |  | 46 |  |  | 143 |  |  | 215 |
Selling, general and administrative | 34 |  |  | 18 |  |  | 88 |  |  | 48 |
Research and development | 43 |  |  | 48 |  |  | 165 |  |  | 168 |
($ in millions) |  |  |  |  | September 30, 2021 |  | December 31, 2020
Receivables from Eisai included in Other current assets |  |  |  |  | $ | 223 |  |  | $ | 157 |
Payables to Eisai included in Accrued and other current liabilities (2) |  |  |  |  | 600 |  |  | 335 |
Payables to Eisai included in Other Noncurrent Liabilities (3) |  |  |  |  | — |  |  | 600 |
(1) Represents amortization of capitalized milestone payments. (2) Includes accrued milestone and future option payments. (3) Includes accrued milestone payments. Summarized financial information related to this collaboration is as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
($ in millions) | 2021 |  | 2020 |  | 2021 |  | 2020
Alliance revenue - Adempas/Verquvo | $ | 100 |  |  | $ | 83 |  |  | $ | 248 |  |  | $ | 216 |
Net sales of Adempas recorded by Merck | 59 |  |  | 55 |  |  | 188 |  |  | 167 |
Net sales of Verquvo recorded by Merck | 2 |  |  | — |  |  | 3 |  |  | — |
Total sales | $ | 161 |  |  | $ | 138 |  |  | $ | 439 |  |  | $ | 383 |
Cost of sales (1) | 53 |  |  | 81 |  |  | 328 |  |  | 229 |
Selling, general and administrative | 31 |  |  | 12 |  |  | 84 |  |  | 32 |
Research and development | 16 |  |  | 12 |  |  | 36 |  |  | 53 |
($ in millions) |  |  |  |  | September 30, 2021 |  | December 31, 2020
Receivables from Bayer included in Other current assets |  |  |  |  | $ | 139 |  |  | $ | 65 |
Payables to Bayer included in Accrued and other current liabilities (2) |  |  |  |  | 467 |  |  | — |
(1) Includes amortization of intangible assets. Amount in the first nine months of 2021 includes $153 million of cumulative amortization as noted above. In addition, cost of sales in all periods now includes Bayer’s share of profits from sales in Merck’s marketing territories. (2) Includes accrued milestone payment.

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- Definition Tabular disclosure of collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 808 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6931272&loc=SL5834143-161434 + Details
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