SIGNIFICANT ACCOUNTING POLICIES (Policies)	3 Months Ended
Mar. 31, 2021
Accounting Policies [Abstract]
Basis of Presentation	Basis of Presentation The accompanying unaudited interim consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (“US GAAP”) and the rules of the U.S. Securities and Exchange Commission (“SEC”). In the opinion of management, all adjustments (consisting only of normal recurring adjustments) considered necessary for a fair statement of the results for interim periods have been included. Results for interim periods should not be considered indicative of results for a full year. These financial statements and related notes contain the accounts of DENTSPLY SIRONA Inc. and subsidiaries (“Dentsply Sirona” or the “Company”) on a consolidated basis and should be read in conjunction with the consolidated financial statements and notes included in the Company’s most recent Form 10-K for the year ended December 31, 2020. The accounting policies of the Company, as applied in the interim consolidated financial statements presented herein, are substantially the same as presented in the Company’s Form 10-K for the year ended December 31, 2020, except as may be indicated below.
Use of Estimates	Use of Estimates The preparation of financial statements in conformity with US GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities as of the date of the financial statements and the reported amounts of revenue and expense during the reporting period. Actual results could differ materially from those estimates.
Revenue Recognition	Revenue Recognition At March 31, 2021, the Company had $44 million of deferred revenue recorded predominantly in Accrued liabilities in the Consolidated Balance Sheets, with an immaterial portion recorded in Other noncurrent liabilities. The Company expects to recognize significantly all of this deferred revenue within the next 12 months.
Accounts and Notes Receivable	Accounts and Notes Receivable The Company records a provision for doubtful accounts, which is included in Selling, general, and administrative expenses in the Consolidated Statements of Operations. Accounts and notes receivables – trade, net are stated net of allowances for doubtful accounts and trade discounts
Accounting Pronouncements Not Yet Adopted	Accounting Pronouncements Not Yet Adopted In March 2020, the FASB issued ASU No. 2020-04 "Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting", which was subsequently amended by ASU No. 2021-01 "Reference Rate Reform (Topic 848): Scope" in January 2021. The new standard provides optional expedients and exceptions to contracts, hedging relationships, and other transactions that reference the London Interbank Offer Rate ("LIBOR") or another rate expected to be discontinued due to the reference rate reform. This standard is permitted to be adopted any time through December 31, 2022, and does not apply to contract modifications made or hedging relationships entered into or evaluated after December 31, 2022. The Company is currently assessing the impact that this standard will have on its financial position, results of operations, cash flows, and disclosures.
Foreign Exchange Risk Management	Foreign Exchange Risk Management The Company uses a program to hedge select anticipated foreign currency cash flows to reduce volatility in both cash flows and reported earnings. The Company accounts for the designated foreign exchange forward contracts as cash flow hedges. As a result, the Company records the fair value of the contracts primarily through AOCI based on the assessed effectiveness of the foreign exchange forward contracts. The Company measures the effectiveness of cash flow hedges of anticipated transactions on a spot-to-spot basis rather than on a forward-to-forward basis. Accordingly, the spot-to-spot change in the derivative fair value will be deferred in AOCI and released and recorded in the Consolidated Statements of Operations in the same period that the hedged transaction is recorded. The time-value component of the fair value of the derivative is reported on a straight-line basis in Cost of products sold in the Consolidated Statements of Operations in the period which it is applicable. Any cash flows associated with these instruments are included in operating activities in the Consolidated Statements of Cash Flows. These foreign exchange forward contracts generally have maturities up to 18 months, which is the period over which the Company is hedging exposures to variability of cash flows and the counterparties to the transactions are typically large international financial institutions.

SIGNIFICANT ACCOUNTING POLICIES (Policies)

3 Months Ended

Mar. 31, 2021

The accompanying unaudited interim consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (“US GAAP”) and the rules of the U.S. Securities and Exchange Commission (“SEC”). In the opinion of management, all adjustments (consisting only of normal recurring adjustments) considered necessary for a fair statement of the results for interim periods have been included. Results for interim periods should not be considered indicative of results for a full year. These financial statements and related notes contain the accounts of DENTSPLY SIRONA Inc. and subsidiaries (“Dentsply Sirona” or the “Company”) on a consolidated basis and should be read in conjunction with the consolidated financial statements and notes included in the Company’s most recent Form 10-K for the year ended December 31, 2020.

The accounting policies of the Company, as applied in the interim consolidated financial statements presented herein, are substantially the same as presented in the Company’s Form 10-K for the year ended December 31, 2020, except as may be indicated below.

Use of Estimates

The preparation of financial statements in conformity with US GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities as of the date of the financial statements and the reported amounts of revenue and expense during the reporting period. Actual results could differ materially from those estimates.

Revenue Recognition

At March 31, 2021, the Company had $44 million of deferred revenue recorded predominantly in Accrued liabilities in the Consolidated Balance Sheets, with an immaterial portion recorded in Other noncurrent liabilities. The Company expects to recognize significantly all of this deferred revenue within the next 12 months.

Accounts and Notes Receivable

The Company records a provision for doubtful accounts, which is included in Selling, general, and administrative expenses in the Consolidated Statements of Operations.

Accounts and notes receivables – trade, net are stated net of allowances for doubtful accounts and trade discounts

Accounting Pronouncements Not Yet Adopted

In March 2020, the FASB issued ASU No. 2020-04 "Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting", which was subsequently amended by ASU No. 2021-01 "Reference Rate Reform (Topic 848): Scope" in January 2021. The new standard provides optional expedients and exceptions to contracts, hedging relationships, and other transactions that reference the London Interbank Offer Rate ("LIBOR") or another rate expected to be discontinued due to the reference rate reform. This standard is permitted to be adopted any time through December 31, 2022, and does not apply to contract modifications made or hedging relationships entered into or evaluated after December 31, 2022. The Company is currently assessing the impact that this standard will have on its financial position, results of operations, cash flows, and disclosures.

Foreign Exchange Risk Management

The Company uses a program to hedge select anticipated foreign currency cash flows to reduce volatility in both cash flows and reported earnings. The Company accounts for the designated foreign exchange forward contracts as cash flow hedges. As a result, the Company records the fair value of the contracts primarily through AOCI based on the assessed effectiveness of the foreign exchange forward contracts. The Company measures the effectiveness of cash flow hedges of anticipated transactions on a spot-to-spot basis rather than on a forward-to-forward basis. Accordingly, the spot-to-spot change in the derivative fair value will be deferred in AOCI and released and recorded in the Consolidated Statements of Operations in the same period that the hedged transaction is recorded. The time-value component of the fair value of the derivative is reported on a straight-line basis in Cost of products sold in the Consolidated Statements of Operations in the period which it is applicable. Any cash flows associated with these instruments are included in operating activities in the Consolidated Statements of Cash Flows.

These foreign exchange forward contracts generally have maturities up to 18 months, which is the period over which the Company is hedging exposures to variability of cash flows and the counterparties to the transactions are typically large international financial institutions.