| USD ($) $ in Millions | Sep 30, 2026 | Jun 30, 2026 | Mar 31, 2026 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Sep 30, 2024 | Jun 30, 2024 | Mar 31, 2024 | Sep 30, 2023 | Jun 30, 2023 | Mar 31, 2023 | Sep 30, 2022 | Jun 30, 2022 | Mar 31, 2022 | Sep 30, 2021 | Jun 30, 2021 | Mar 31, 2021 | Sep 30, 2020 | Jun 30, 2020 | Mar 31, 2020 | Sep 30, 2019 | Jun 30, 2019 | Mar 31, 2019 | Sep 30, 2018 | Jun 30, 2018 | Mar 31, 2018 | Sep 30, 2017 | Jun 30, 2017 | Mar 31, 2017 | Sep 30, 2016 | Jun 30, 2016 | Mar 31, 2016 | Sep 30, 2015 | Jun 30, 2015 | Mar 31, 2015 | Sep 30, 2014 | Jun 30, 2014 | Mar 31, 2014 | Sep 30, 2013 | Jun 30, 2013 | Mar 31, 2013 | Sep 30, 2012 | Jun 30, 2012 | Mar 31, 2012 | Sep 30, 2011 | Jun 30, 2011 | Mar 31, 2011 | Sep 30, 2010 | Jun 30, 2010 | Mar 31, 2010 | Sep 30, 2009 | Jun 30, 2009 |
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Current assets: | |||||||||||||||||||||||||||||||||||||||||||||||||||||
ASSETS | |||||||||||||||||||||||||||||||||||||||||||||||||||||
Cash and cash equivalents | $ 2,978.1 | $ 2,760.4 | $ 2,006.5 | $ 2,806.6 | $ 3,403.1 | $ 2,573.8 | $ 2,413.3 | $ 3,036.7 | $ 2,839.5 | $ 3,602.0 | $ 3,435.4 | $ 2,143.0 | |||||||||||||||||||||||||||||||||||||||||
Short-term investments | 1,064.4 | 2,455.8 | 2,510.8 | 2,102.2 | 1,923.4 | 1,937.5 | 1,818.4 | 1,720.5 | 1,960.6 | 2,873.7 | 2,363.8 | 2,549.2 | |||||||||||||||||||||||||||||||||||||||||
Accounts receivable, net | 1,721.3 | 1,673.2 | 1,595.6 | 1,259.7 | 1,269.2 | 1,221.5 | 1,153.0 | 1,109.1 | 1,127.9 | 962.7 | 904.2 | 925.3 | |||||||||||||||||||||||||||||||||||||||||
Inventory | 2,128.2 | 2,028.7 | 1,945.1 | 1,781.9 | 1,667.0 | 1,553.6 | 1,481.7 | 1,383.9 | 1,299.3 | 1,147.5 | 1,005.2 | 946.6 | |||||||||||||||||||||||||||||||||||||||||
Prepaids and other current assets | 536.3 | 624.6 | 751.5 | 574.9 | 483.2 | 371.4 | 349.2 | 404.1 | 405.4 | 317.0 | 323.2 | 312.9 | |||||||||||||||||||||||||||||||||||||||||
Prepaid and other assets | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||||||||||||||||||||||
Deferred tax assets | 719.7 | 652.4 | 683.8 | 978.9 | 1,070.3 | 1,038.6 | 997.0 | 946.9 | 917.8 | 701.4 | 666.5 | 644.7 | |||||||||||||||||||||||||||||||||||||||||
Total current assets | 8,428.3 | 9,542.7 | 8,809.5 | 8,525.3 | 8,745.9 | 7,657.8 | 7,215.6 | 7,654.3 | 7,632.7 | 8,902.9 | 8,031.8 | 6,877.0 | |||||||||||||||||||||||||||||||||||||||||
Property, plant, and equipment, net | 5,676.2 | 5,551.5 | 5,447.9 | 5,150.9 | 4,985.3 | 4,799.0 | 4,433.0 | 4,116.8 | 3,799.6 | 3,077.0 | 2,830.8 | 2,580.2 | |||||||||||||||||||||||||||||||||||||||||
Long-term investments | 2,757.9 | 3,409.3 | 3,461.9 | 3,523.7 | 4,206.0 | 4,589.9 | 4,079.8 | 2,925.9 | 2,522.6 | 1,044.9 | 1,332.5 | 1,886.4 | |||||||||||||||||||||||||||||||||||||||||
Deferred tax assets | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||||||||||||||||||||||
Intangible and other assets, net | 1,209.2 | 1,140.1 | 1,094.7 | 824.9 | 807.0 | 787.6 | 669.7 | 658.0 | 607.1 | 638.4 | 693.1 | 716.3 | |||||||||||||||||||||||||||||||||||||||||
Intangible and other assets, net | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||||||||||||||||||||||
Goodwill | 557.8 | 580.6 | 613.2 | 348.1 | 348.7 | 347.5 | 348.3 | 348.0 | 348.2 | 348.1 | 348.6 | 348.6 | |||||||||||||||||||||||||||||||||||||||||
Other assets | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||||||||||||||||||||||
Total assets | 19,349.1 | 20,876.6 | 20,111.0 | 19,351.8 | 20,163.2 | 19,220.4 | 17,743.4 | 16,649.9 | 15,828.0 | 14,712.7 | 13,903.3 | 13,053.2 | |||||||||||||||||||||||||||||||||||||||||
LIABILITIES AND STOCKHOLDERS’ EQUITY | |||||||||||||||||||||||||||||||||||||||||||||||||||||
Current liabilities: | |||||||||||||||||||||||||||||||||||||||||||||||||||||
Accounts payable | 279.5 | 277.2 | 332.9 | 291.2 | 266.8 | 276.2 | 218.7 | 194.4 | 194.4 | 196.2 | 199.7 | 164.1 | |||||||||||||||||||||||||||||||||||||||||
Accrued compensation and employee benefits | 505.9 | 425.7 | 370.7 | 455.5 | 420.8 | 309.7 | 377.5 | 321.3 | 238.4 | 374.8 | 346.6 | 260.9 | |||||||||||||||||||||||||||||||||||||||||
Deferred revenue | 541.2 | 549.4 | 559.5 | 491.1 | 499.9 | 496.3 | 426.0 | 433.9 | 437.5 | 394.8 | 405.2 | 417.8 | |||||||||||||||||||||||||||||||||||||||||
Other accrued liabilities | 1,206.4 | 670.6 | 647.9 | 565.4 | 505.1 | 455.9 | 654.6 | 537.9 | 504.8 | 710.6 | 586.9 | 464.6 | |||||||||||||||||||||||||||||||||||||||||
Total current liabilities | 2,533.0 | 1,922.9 | 1,911.0 | 1,803.2 | 1,692.6 | 1,538.1 | 1,676.8 | 1,487.5 | 1,375.1 | 1,676.4 | 1,538.4 | 1,307.4 | |||||||||||||||||||||||||||||||||||||||||
Other long-term liabilities | 698.3 | 656.0 | 602.8 | 506.5 | 517.5 | 474.6 | 389.1 | 365.9 | 406.5 | 412.8 | 405.2 | 451.6 | |||||||||||||||||||||||||||||||||||||||||
Long-term liabilities | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||||||||||||||||||||||
Total liabilities | 3,231.3 | 2,578.9 | 2,513.8 | 2,309.7 | 2,210.1 | 2,012.7 | 2,065.9 | 1,853.4 | 1,781.6 | 2,089.2 | 1,943.6 | 1,759.0 | |||||||||||||||||||||||||||||||||||||||||
Commitments and contingencies | - | - | - | - | - | - | - | - | - | - | - | - | |||||||||||||||||||||||||||||||||||||||||
Stockholders’ equity: | |||||||||||||||||||||||||||||||||||||||||||||||||||||
Preferred stock, 2.5 shares authorized, $0.001 par value, issuable in series; zero shares issued and outstanding as of September 30, 2026, and December 31, 2025 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |||||||||||||||||||||||||||||||||||||||||
Common stock, 600.0 shares authorized, $0.001 par value, 346.6 shares and 355.1 shares issued and outstanding as of September 30, 2026, and December 31, 2025, respectively | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | |||||||||||||||||||||||||||||||||||||||||
Additional paid-in capital | 11,521.1 | 11,325.0 | 11,059.9 | 10,478.8 | 10,236.8 | 9,993.7 | 9,440.2 | 9,149.7 | 8,903.0 | 8,385.9 | 8,150.8 | 7,928.4 | |||||||||||||||||||||||||||||||||||||||||
Retained earnings | 4,525.1 | 6,837.2 | 6,397.7 | 6,424.0 | 7,605.5 | 7,139.4 | 6,129.8 | 5,581.7 | 5,067.9 | 4,209.2 | 3,807.7 | 3,397.4 | |||||||||||||||||||||||||||||||||||||||||
Accumulated other comprehensive income (loss) | (60.3) | 5.8 | 16.5 | 26.5 | 3.0 | (27.1) | 12.9 | (23.5) | (8.7) | (56.5) | (79.8) | (108.5) | |||||||||||||||||||||||||||||||||||||||||
Total Intuitive Surgical, Inc. stockholders’ equity | 15,986.2 | 18,168.4 | 17,474.5 | 16,929.7 | 17,845.7 | 17,106.4 | 15,583.3 | 14,708.3 | 13,962.6 | 12,539.0 | 11,879.1 | 11,217.7 | |||||||||||||||||||||||||||||||||||||||||
Noncontrolling interest in joint venture | 131.6 | 129.3 | 122.7 | 112.4 | 107.4 | 101.3 | 94.2 | 88.2 | 83.8 | 84.5 | 80.6 | 76.5 | |||||||||||||||||||||||||||||||||||||||||
Total stockholders’ equity | 16,117.8 | 18,297.7 | 17,597.2 | 17,042.1 | 17,953.1 | 17,207.7 | 15,677.5 | 14,796.5 | 14,046.4 | 12,623.5 | 11,959.7 | 11,294.2 | |||||||||||||||||||||||||||||||||||||||||
Total liabilities and stockholders’ equity | $ 19,349.1 | $ 20,876.6 | $ 20,111.0 | $ 19,351.8 | $ 20,163.2 | $ 19,220.4 | $ 17,743.4 | $ 16,649.9 | $ 15,828.0 | $ 14,712.7 | $ 13,903.3 | $ 13,053.2 |