CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Thousands, $ in Thousands | Total | Cumulative Effect Period of Adoption Adjustment | Redeemable Convertible Preferred Stock | Common Stock | Additional Paid-In Capital | Additional Paid-In CapitalCumulative Effect Period of Adoption Adjustment | Accumulated Deficit | Accumulated DeficitCumulative Effect Period of Adoption Adjustment | Accumulated Other Comprehensive Income (Loss) | Total Stockholders' Equity (Deficit) Attributable to 1Life Healthcare, Inc. Stockholders | Total Stockholders' Equity (Deficit) Attributable to 1Life Healthcare, Inc. StockholdersCumulative Effect Period of Adoption Adjustment | Noncontrolling Interest |
Beginning balances, Shares at Dec. 31, 2019 | | | | 18,952 | | | | | | | | |
Beginning balances at Dec. 31, 2019 | $ (184,031) | | | $ 19 | $ 93,945 | | $ (281,068) | | $ 38 | $ (187,066) | | $ 3,035 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | |
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering (in shares) | | | (86,257) | 86,257 | | | | | | | | |
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering | 402,564 | | $ (402,564) | $ 86 | 402,478 | | | | | 402,564 | | |
Issuance of common stock upon closing of initial public offering, net of issuance costs and underwriting fees of $23,631 (in shares) | | | | 20,125 | | | | | | | | |
Issuance of common stock upon closing of initial public offering, net of issuance costs and underwriting fees of $23,631 | 258,119 | | | $ 20 | 258,099 | | | | | 258,119 | | |
Fair value adjustment to redeemable convertible preferred stock warrants upon conversion into common stock warrants | 13,740 | | | | 13,740 | | | | | 13,740 | | |
Exercise of stock options (in shares) | | | | 294 | | | | | | | | |
Exercise of stock options | 1,534 | | | | 1,534 | | | | | 1,534 | | |
Exercise of common stock warrants (in shares) | | | | 11 | | | | | | | | |
Exercise of common stock warrants | 73 | | | | 73 | | | | | 73 | | |
Cashless exercise of common stock warrants (in shares) | | | | 464 | | | | | | | | |
Cashless exercise of common stock warrants | 1 | | | $ 1 | | | | | | 1 | | |
Stock-based compensation expense | 10,325 | | | | 10,325 | | | | | 10,325 | | |
Net unrealized gain on short-term marketable securities | 44 | | | | | | | | 44 | 44 | | |
Net loss | (34,557) | | | | | | (33,853) | | | (33,853) | | (704) |
Ending balances, Shares at Mar. 31, 2020 | | | | 126,103 | | | | | | | | |
Ending balances at Mar. 31, 2020 | 467,812 | | | $ 126 | 780,194 | | (314,921) | | 82 | 465,481 | | 2,331 |
Beginning balances, Shares at Dec. 31, 2019 | | | 86,252 | | | | | | | | | |
Beginning balances at Dec. 31, 2019 | | | $ 402,488 | | | | | | | | | |
Increase (Decrease) in Temporary Equity [Roll Forward] | | | | | | | | | | | | |
Exercise of redeemable convertible preferred stock warrant (in shares) | | | 5 | | | | | | | | | |
Exercise of redeemable convertible preferred stock warrant | 0 | | $ 76 | | | | | | | 0 | | |
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering (in shares) | | | (86,257) | 86,257 | | | | | | | | |
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering | 402,564 | | $ (402,564) | $ 86 | 402,478 | | | | | 402,564 | | |
Ending balances, Shares at Mar. 31, 2020 | | | 0 | | | | | | | | | |
Ending balances at Mar. 31, 2020 | | | $ 0 | | | | | | | | | |
Beginning balances, Shares at Dec. 31, 2019 | | | | 18,952 | | | | | | | | |
Beginning balances at Dec. 31, 2019 | (184,031) | | | $ 19 | 93,945 | | (281,068) | | 38 | (187,066) | | 3,035 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | |
Net unrealized gain on short-term marketable securities | (7) | | | | | | | | | | | |
Net loss | (64,858) | | | | | | | | | | | |
Ending balances, Shares at Jun. 30, 2020 | | | | 126,206 | | | | | | | | |
Ending balances at Jun. 30, 2020 | 518,208 | | | $ 126 | 863,273 | | (345,222) | | 31 | 518,208 | | 0 |
Beginning balances, Shares at Dec. 31, 2019 | | | 86,252 | | | | | | | | | |
Beginning balances at Dec. 31, 2019 | | | $ 402,488 | | | | | | | | | |
Ending balances, Shares at Jun. 30, 2020 | | | 0 | | | | | | | | | |
Ending balances at Jun. 30, 2020 | | | $ 0 | | | | | | | | | |
Beginning balances, Shares at Mar. 31, 2020 | | | | 126,103 | | | | | | | | |
Beginning balances at Mar. 31, 2020 | 467,812 | | | $ 126 | 780,194 | | (314,921) | | 82 | 465,481 | | 2,331 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | |
Reimbursed secondary offering issuance costs | | | | | 784 | | | | | | | |
Exercise of stock options (in shares) | | | | 103 | | | | | | | | |
Exercise of stock options | 562 | | | | 562 | | | | | 562 | | |
Stock-based compensation expense | 8,363 | | | | 8,363 | | | | | 8,363 | | |
Net unrealized gain on short-term marketable securities | (51) | | | | | | | | (51) | (51) | | |
Equity component of convertible senior notes, net of issuance costs of $2,243 | | | | | 73,370 | | | | | | | |
VIE deconsolidation | | | | | 0 | | | | | | | (2,331) |
Net loss | (30,301) | | | | | | (30,301) | | | (30,301) | | |
Ending balances, Shares at Jun. 30, 2020 | | | | 126,206 | | | | | | | | |
Ending balances at Jun. 30, 2020 | 518,208 | | | $ 126 | 863,273 | | (345,222) | | 31 | 518,208 | | $ 0 |
Beginning balances, Shares at Mar. 31, 2020 | | | 0 | | | | | | | | | |
Beginning balances at Mar. 31, 2020 | | | $ 0 | | | | | | | | | |
Ending balances, Shares at Jun. 30, 2020 | | | 0 | | | | | | | | | |
Ending balances at Jun. 30, 2020 | | | $ 0 | | | | | | | | | |
Beginning balances, Shares at Dec. 31, 2020 | | | | 134,472 | | | | | | | | |
Beginning balances at Dec. 31, 2020 | 548,475 | | | $ 134 | 918,118 | | (369,785) | | 8 | 548,475 | | |
Beginning balances (ASU 2020-06) at Dec. 31, 2020 | | $ (66,737) | | | | $ (73,393) | | $ 6,656 | | | $ (66,737) | |
Beginning balances (ASC 326) at Dec. 31, 2020 | | (428) | | | | | | (428) | | | (428) | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | |
Exercise of stock options (in shares) | | | | 2,584 | | | | | | | | |
Exercise of stock options | 13,479 | | | $ 3 | 13,476 | | | | | 13,479 | | |
Issuance of common stock for settlement of RSUs (in shares) | | | | 241 | | | | | | | | |
Stock-based compensation expense | 26,328 | | | | 26,328 | | | | | 26,328 | | |
Net unrealized gain on short-term marketable securities | 12 | | | | | | | | 12 | 12 | | |
Net loss | (39,318) | | | | | | (39,318) | | | (39,318) | | |
Ending balances, Shares at Mar. 31, 2021 | | | | 137,297 | | | | | | | | |
Ending balances at Mar. 31, 2021 | 481,811 | | | $ 137 | 884,529 | | (402,875) | | 20 | 481,811 | | |
Beginning balances, Shares at Dec. 31, 2020 | | | | 134,472 | | | | | | | | |
Beginning balances at Dec. 31, 2020 | 548,475 | | | $ 134 | 918,118 | | (369,785) | | 8 | 548,475 | | |
Beginning balances (ASU 2020-06) at Dec. 31, 2020 | | (66,737) | | | | $ (73,393) | | 6,656 | | | (66,737) | |
Beginning balances (ASC 326) at Dec. 31, 2020 | | $ (428) | | | | | | $ (428) | | | $ (428) | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | |
Net unrealized gain on short-term marketable securities | 0 | | | | | | | | | | | |
Net loss | (80,605) | | | | | | | | | | | |
Ending balances, Shares at Jun. 30, 2021 | | | | 137,774 | | | | | | | | |
Ending balances at Jun. 30, 2021 | 472,444 | | | $ 138 | 916,460 | | (444,162) | | 8 | 472,444 | | |
Beginning balances, Shares at Mar. 31, 2021 | | | | 137,297 | | | | | | | | |
Beginning balances at Mar. 31, 2021 | 481,811 | | | $ 137 | 884,529 | | (402,875) | | 20 | 481,811 | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | |
Exercise of stock options (in shares) | | | | 353 | | | | | | | | |
Exercise of stock options | 2,628 | | | $ 1 | 2,627 | | | | | 2,628 | | |
Issuance of common stock under the employee stock purchase plan (in shares) | | | | 107 | | | | | | | | |
Issuance of common stock under the employee stock purchase plan | 2,972 | | | | 2,972 | | | | | 2,972 | | |
Issuance of common stock for settlement of RSUs (in shares) | | | | 17 | | | | | | | | |
Stock-based compensation expense | 26,332 | | | | 26,332 | | | | | 26,332 | | |
Net unrealized gain on short-term marketable securities | (12) | | | | | | | | (12) | (12) | | |
Net loss | (41,287) | | | | | | (41,287) | | | (41,287) | | |
Ending balances, Shares at Jun. 30, 2021 | | | | 137,774 | | | | | | | | |
Ending balances at Jun. 30, 2021 | $ 472,444 | | | $ 138 | $ 916,460 | | $ (444,162) | | $ 8 | $ 472,444 | | |