Summary of Accounting Policies - Narrative (Details) shares in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($) reporting_unit shares	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($) shares	Nov. 22, 2022	Dec. 30, 2021 USD ($)	Jan. 01, 2020 USD ($)	Dec. 31, 2019 USD ($)
Summary Of Accounting Policies [Line Items]
Decrease to retained earnings	$ (11,563,800,000)	$ (16,037,800,000)	$ (11,563,800,000)	$ (10,479,800,000)				$ (9,491,900,000)
Cash equivalents	0	$ 432,900,000	$ 0
Antidilutive securities excluded from computation of earnings per share (in shares) | shares		834	521	208
Number of reporting units | reporting_unit		21
Goodwill	13,476,300,000	$ 15,946,100,000	$ 13,476,300,000	$ 13,338,400,000		$ 138,800,000
Loss from impairment		0	94,400,000	0
Research and development expense		529,800,000	484,800,000	382,400,000
Allowance for doubtful accounts receivable and sales returns and allowances net current	15,700,000	16,600,000	15,700,000
Deferred commission, non-current	32,500,000	33,100,000	32,500,000
Deferred commission, current	24,200,000	31,700,000	24,200,000
Deferred commissions expense		30,700,000	27,200,000	30,100,000
Remaining performance obligations		4,214,000,000
Capitalized computer software, net	65,900,000	$ 83,900,000	65,900,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Summary Of Accounting Policies [Line Items]
Remaining performance obligations, percentage (as a percent)		69.00%
Remaining performance obligations, expected timing of revenue recognition		12 months
Software licenses
Summary Of Accounting Policies [Line Items]
Subscription term (in years)		1 year
Trade names
Summary Of Accounting Policies [Line Items]
Loss from impairment	$ 94,400,000
Royalty rate
Summary Of Accounting Policies [Line Items]
Intangible assets measurement input	0.005
Intangible assets measurement input increase (decrease)	0.035
Minimum
Summary Of Accounting Policies [Line Items]
Goodwill		$ 17,500,000,000
Minimum | Software licenses
Summary Of Accounting Policies [Line Items]
Number of days for payment (in days)		30 days
Minimum | PCS
Summary Of Accounting Policies [Line Items]
Number of days for payment (in days)		30 days
Minimum | Engineered products
Summary Of Accounting Policies [Line Items]
Number of days for payment (in days)		30 days
Maximum
Summary Of Accounting Policies [Line Items]
Goodwill		$ 3,363,100,000,000
Maximum | Software licenses
Summary Of Accounting Policies [Line Items]
Number of days for payment (in days)		60 days
Maximum | PCS
Summary Of Accounting Policies [Line Items]
Number of days for payment (in days)		60 days
Maximum | Engineered products
Summary Of Accounting Policies [Line Items]
Number of days for payment (in days)		60 days
Indicor
Summary Of Accounting Policies [Line Items]
Equity method investment, ownership percentage		49.00%
Retained earnings
Summary Of Accounting Policies [Line Items]
Decrease to retained earnings	$ (9,455,600,000)	$ (13,730,700,000)	$ (9,455,600,000)	$ (8,546,200,000)				(7,818,000,000)
Cumulative Effect, Period of Adoption, Adjustment
Summary Of Accounting Policies [Line Items]
Decrease to retained earnings								1,700,000
Cumulative Effect, Period of Adoption, Adjustment | Retained earnings
Summary Of Accounting Policies [Line Items]
Decrease to retained earnings							$ 1,700,000	$ 1,700,000
Held-for-sale or Disposed of by Sale | Industrial Businesses
Summary Of Accounting Policies [Line Items]
Ownership interest divested, percent					51.00%
Retaining minority interest		49.00%