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Condensed Statement of Cash Flows - USD ($) | 1 Months Ended | 3 Months Ended | 10 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2020
Cash Flows from Operating Activities: |  |  |  |  |  |
Net loss |  | $ (67,486,000) | $ (11,609,000) |  | $ (55,146,000) | $ (26,749,000)
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |  |  |  |
Depreciation and amortization |  | 710,000 | 361,000 |  | 1,984,000 | 964,000
Equity-based compensation expense |  | 52,684,000 | 175,000 |  | 699,000 | 730,000
Changes in operating assets and liabilities: |  |  |  |  |  |
Other assets |  | (3,843,000) | 249,000 |  | (5,704,000) | (809,000)
Accounts payable and accrued expenses |  | 1,519,000 | 3,568,000 |  | 7,868,000 | 683,000
Income taxes payable |  | 957,000 |  |  |  |
Net cash used in operating activities |  | (15,459,000) | (7,256,000) |  | (50,299,000) | (25,181,000)
Cash Flows from Investing Activities: |  |  |  |  |  |
Proceeds from sale of equipment |  |  |  |  | 1,000 | 0
Purchase of equipment and facility expansion |  | (839,000) | (1,389,000) |  | (5,192,000) | (5,456,000)
Net cash used in investing activities |  | (839,000) | (1,389,000) |  | (5,191,000) | (5,456,000)
Cash Flows from Financing Activities |  |  |  |  |  |
Payments on finance leases |  | (8,000) | (7,000) |  | (30,000) | (11,000)
Borrowings under related party notes payable |  | 20,000,000 |  |  |  |
Net cash contribution |  | 5,550,000 | 20,000,000 |  | 71,500,000 | 20,000,000
Net cash flows from financing activities |  | 25,542,000 | 19,993,000 |  | 71,470,000 | 19,989,000
Net change in cash and cash equivalents |  | 9,244,000 | 11,348,000 |  | 15,980,000 | (10,648,000)
Cash, beginning of period |  | 20,558,000 | 4,577,000 |  | 4,577,000 |
Cash, beginning of period |  | 20,558,000 | 4,578,000 |  | 4,578,000 | 15,226,000
Cash, end of period | $ 15,925,000 | 29,802,000 | 15,925,000 | $ 20,558,000 | 20,558,000 | 4,577,000
Cash, end of period |  |  |  | 20,558,000 | 20,558,000 | 4,578,000
Supplemental disclosure of non-cash investing activities: |  |  |  |  |  |
Right of use assets obtained in exchange for lease obligations |  | 496,000 |  |  |  |
Equipment and facility expansion included in accounts payable and accrued expenses |  | 501,000 | $ 910,000 |  | 1,295,000 | $ 1,840,000
Social Capital Suvretta Holdings Corp. III [Member] |  |  |  |  |  |
Cash Flows from Operating Activities: |  |  |  |  |  |
Net loss | (5,182) | (3,981,025) |  | (2,324,629) |  |
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |  |  |  |
Formation costs paid by Sponsor in exchange for issuance of Founder Shares | 5,000 |  |  | 5,000 |  |
Interest earned on marketable securities held in Trust Account | 0 | (25,176) |  | (8,324) |  |
Changes in operating assets and liabilities: |  |  |  |  |  |
Prepaid expenses |  | 84,851 |  | (751,689) |  |
Accounts payable |  |  |  | 5,000 |  |
Accrued expenses |  |  |  | 1,864,796 |  |
Advances from related party |  | 33,623 |  |  |  |
Accounts payable and accrued expenses | 44 | 3,499,128 |  |  |  |
Net cash used in operating activities | (138) | (388,599) |  | (1,209,846) |  |
Cash Flows from Investing Activities: |  |  |  |  |  |
Investment of cash into Trust Account |  |  |  | (250,000,000) |  |
Net cash used in investing activities |  |  |  | (250,000,000) |  |
Cash Flows from Financing Activities |  |  |  |  |  |
Proceeds from sale of Public Shares, net of underwriting discounts paid |  |  |  | 245,600,000 |  |
Proceeds from sale of Private Placement Shares |  |  |  | 6,400,000 |  |
Advances from related party |  |  |  | 97,319 |  |
Repayment of advances from related party |  |  |  | (87,319) |  |
Proceeds from promissory note—related party | 255 |  |  | 300,000 |  |
Repayment of promissory note—related party |  |  |  | (300,000) |  |
Payment of offering costs | (117) |  |  | (359,666) |  |
Net cash flows from financing activities | 138 |  |  | 251,650,334 |  |
Net change in cash and cash equivalents |  | (388,599) |  | 440,488 |  |
Cash, beginning of period |  | 440,488 |  |  |  |
Cash, end of period |  | $ 51,889 |  | 440,488 | $ 440,488 |
Non-Cash Investing and Financing Activities: |  |  |  |  |  |
Offering costs paid by Sponsor in exchange for issuance of Founder Shares | 20,000 |  |  | 20,000 |  |
Remeasurement of Class A ordinary shares subject to possible redemption |  |  |  | 12,487,990 |  |
Deferred underwriting fee payable |  |  |  | $ 7,700,000 |  |
Offering costs included in accrued offering costs. | $ 5,000 |  |  |  |  |

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