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SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) shares in Millions, $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 USD ($) country | Sep. 30, 2021 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Sep. 30, 2020 USD ($) | Jun. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) | Dec. 31, 2021 USD ($) segment country shares | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Company years in innovation and service |  |  |  |  |  |  |  |  | 134 years |  |  |
Number of countries in which entity operates | country | 150 |  |  |  |  |  |  |  | 150 |  |  |
Net sales | $ (1,103) | $ (1,040) | $ (1,062) | $ (1,026) | $ (1,076) | $ (883) | $ (499) | $ (881) | $ (4,231) | $ (3,339) | $ (4,022) |
Total Equity | 4,997 |  |  |  | 4,935 |  |  |  | 4,997 | 4,935 | 5,048 | $ 5,083
Cost of inventories determined by LIFO method |  |  |  |  | 3 |  |  |  |  | 3 | 5 |
Increase in inventory | 4 |  |  |  |  |  |  |  | 4 |  |  |
Foreign currency translation gain (loss) |  |  |  |  |  |  |  |  | (181) | 184 | (83) |
Foreign exchange transaction gain (loss) |  |  |  |  |  |  |  |  | $ 6 | 13 | 27 |
Shares issued, shares, share-based payment arrangement, after forfeiture (in shares) | shares |  |  |  |  |  |  |  |  | 3 |  |  |
Equity in net loss of unconsolidated affiliated company |  |  |  |  |  |  |  |  | $ 10 | 1 |  |
Number of reportable segments | segment |  |  |  |  |  |  |  |  | 2 |  |  |
Adjustment |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net sales | (15) | $ 29 | $ 5 | $ 1 | 6 | $ 12 | $ (8) | $ (7) | $ 20 | 3 | 7 |
Total Equity | (46) |  |  |  | (35) |  |  |  | $ (46) | (35) |  |
Building |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Useful life (in years) |  |  |  |  |  |  |  |  | 40 years |  |  |
Restricted Stock Units (RSUs) |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Exercisable period following death, disability or qualified retirement |  |  |  |  |  |  |  |  | 1 year |  |  |
Employee Stock Option |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Award expiration period |  |  |  |  |  |  |  |  | 10 years |  |  |
Gain and (Loss) on Cash Flow Hedges | Hedges of Net Investments |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Total Equity | 46 |  |  |  | (54) |  |  |  | $ 46 | (54) |  |
Foreign currency translation gain (loss) |  |  |  |  |  |  |  |  | (225) | 235 |  |
Retained Earnings |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Total Equity | 1,514 |  |  |  | 1,198 |  |  |  | $ 1,514 | 1,198 | 1,359 | 1,188
Minimum |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Lease, remaining lease term |  |  |  |  |  |  |  |  | 1 year |  |  |
Lessee, lease, renewal term |  |  |  |  |  |  |  |  | 1 year |  |  |
Minimum | Machinery and equipment |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Useful life (in years) |  |  |  |  |  |  |  |  | 4 years |  |  |
Minimum | Capitalized Software |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Useful life (in years) |  |  |  |  |  |  |  |  | 2 years |  |  |
Maximum |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Lease, remaining lease term |  |  |  |  |  |  |  |  | 10 years |  |  |
Lessee, lease, renewal term |  |  |  |  |  |  |  |  | 3 years |  |  |
Maximum | Machinery and equipment |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Useful life (in years) |  |  |  |  |  |  |  |  | 15 years |  |  |
Maximum | Capitalized Software |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Useful life (in years) |  |  |  |  |  |  |  |  | 10 years |  |  |
Allowance for doubtful accounts |  |  |  |  |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Allowance for Sirona opening balance | $ 13 |  |  |  | $ 18 |  |  |  | $ 13 | 18 | 29 | $ 25
Allowance for doubtful accounts receivable, write-offs |  |  |  |  |  |  |  |  | 2 | 12 |  |
Additions - charged (credited) to costs and expenses |  |  |  |  |  |  |  |  | $ 2 | $ 1 | $ 10 |

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