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Short-Term and Long-Term Debt (Narrative) (Details) $ in Thousands, ¥ in Millions	1 Months Ended	12 Months Ended
	Nov. 30, 2013 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2021 JPY (¥)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2021 JPY (¥)	May 15, 2020 USD ($) Rate	Feb. 18, 2015 USD ($)
Debt Instrument [Line Items]
Long-term debt		$ 18,622,000		$ 19,718,000
Interest expense		1,478,000		1,560,000	$ 1,551,000
Capacity		2,000,000
Prudential Financial
Debt Instrument [Line Items]
Long-term debt		17,673,000		18,561,000
Interest expense		1,088,000		1,157,000	1,161,000
Minimum statutory consolidated net worth		$ 23,500,000
Prudential Insurance \| Federal Home Loan Bank of New York
Debt Instrument [Line Items]
Purchase requirement activity-based stock of the outstanding borrowings		4.50%				4.50%
Debt Instrument, Term Upon Certain Events		90 days	90 days
Other long-term investments		$ 80,500		147,400
Pledge collateral of prior year-end statutory net admitted assets		5.00%				5.00%
Maximum amount of pledged asset		$ 7,700,000
Debt Issuance Costs, Net		3,600,000
Debt Instrument, Unused Borrowing Capacity, Amount		6,900,000
PRIAC \| Federal Home Loan Bank of Boston
Debt Instrument [Line Items]
Other long-term investments		6,000		$ 6,000
Outstanding amount of notes		0
Debt Instrument, Unused Borrowing Capacity, Amount		264,000
Prudential Financial and Prudential Funding
Debt Instrument [Line Items]
Capacity		$ 4,000,000
Line of Credit Facility, Expiration Period		5 years	5 years
Proceeds from Lines of Credit		$ 0
Prudential Holdings of Japan
Debt Instrument [Line Items]
Capacity \| ¥						¥ 100,000
Line of Credit Facility, Expiration Period		5 years	5 years
Proceeds from Lines of Credit \| ¥			¥ 0
Other Subsidiaries
Debt Instrument [Line Items]
Capacity		$ 205,000
PLIC
Debt Instrument [Line Items]
Future Debt Instrument Authorized								$ 4,000,000
Minimum \| PRIAC \| Federal Home Loan Bank of Boston
Debt Instrument [Line Items]
Purchase requirement activity-based stock of the outstanding borrowings		3.00%				3.00%
Maximum \| Prudential Insurance \| Federal Home Loan Bank of New York
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		1.925%				1.925%
Maximum \| PRIAC \| Federal Home Loan Bank of Boston
Debt Instrument [Line Items]
Purchase requirement activity-based stock of the outstanding borrowings		4.50%				4.50%
Commercial paper \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument Authorized		$ 3,000,000
Commercial paper \| Prudential Funding, LLC
Debt Instrument [Line Items]
Debt Instrument Authorized		7,000,000
Real estate separate accounts \| Other Subsidiaries
Debt Instrument [Line Items]
Capacity		175,000
Proceeds from Lines of Credit		$ 55,000
Put Option \| Prudential Financial
Debt Instrument [Line Items]
Term of contract	10 years
Debt Instrument, Interest Rate		1.777%				1.777%
Derivative, Time To Cure	30 days
Minimum Equity Less AOCI For Automatic Exercise		$ 7,000,000
Minimum Equity Less AOCI for Automatic Exercise		$ 9,000,000
Private Placement \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 1,500,000						$ 1,500,000
Debt Instrument, Interest Rate, Stated Percentage	4.419%						2.85%
Debt Instrument, Interest Rate \| Rate							2.175%
Senior notes
Debt Instrument [Line Items]
Long-term Debt, Weighted Average Interest Rate, at Point in Time		4.39%		4.45%		4.39%
Medium-term Notes
Debt Instrument [Line Items]
Increase (decrease) in debt		$ (1,300,000)
Asset-backed securities
Debt Instrument [Line Items]
Assets Under Set Off Arrangements		500,000
Derivative Financial Instruments, Liabilities
Debt Instrument [Line Items]
Interest expense		2,000		$ 2,000	1,000
Current And Long Term Debt
Debt Instrument [Line Items]
Interest Expense, Debt		1,474,000		1,575,000	1,563,000
Junior subordinated debt \| Prudential Financial
Debt Instrument [Line Items]
Long-term debt		$ 7,564,000		7,554,000
Junior subordinated debt \| Minimum
Debt Instrument [Line Items]
Debt Instrument, Deferral Period		5 years	5 years
Junior subordinated debt \| Minimum \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		3.70%				3.70%
Junior subordinated debt \| Maximum
Debt Instrument [Line Items]
Debt Instrument, Deferral Period		10 years	10 years
Junior subordinated debt \| Maximum \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		5.88%				5.88%
Limited Recourse Note
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500,000
Long-term Debt \| Prudential Insurance \| Federal Home Loan Bank of New York
Debt Instrument [Line Items]
Debt Issuance Costs, Net		1,000,000
Retail Medium Term Note
Debt Instrument [Line Items]
Outstanding amount of notes		269,000		270,000
Derivatives \| Prudential Financial
Debt Instrument [Line Items]
Interest expense		0		400	$ 300
Fixed rate \| Senior notes \| Prudential Financial
Debt Instrument [Line Items]
Long-term debt		$ 10,109,000		11,007,000
Fixed rate \| Senior notes \| Minimum \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		1.50%				1.50%
Fixed rate \| Senior notes \| Maximum \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		6.63%				6.63%
Floating rate debt \| Subordinated Debt \| Prudential Financial
Debt Instrument [Line Items]
Long-term debt		$ 344,000
Senior notes \| Medium-term Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		910,000
Payment for Debt Extinguishment or Debt Prepayment Cost		91,000
Senior notes \| Maturing in 2024 \| Medium-term Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 700,000
Debt Instrument, Interest Rate, Stated Percentage		3.50%				3.50%
Senior notes \| Maturing in 2028 \| Medium-term Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 210,000
Debt Instrument, Interest Rate, Stated Percentage		3.878%				3.878%
Subordinated Debt \| Fixed rate
Debt Instrument [Line Items]
Long-term debt		$ 344,000		343,000
Subordinated Debt \| Fixed rate \| Minimum
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		8.30%				8.30%
Senior notes \| Private Placement \| Prudential Financial
Debt Instrument [Line Items]
Debt Instrument, Face Amount							$ 1,500,000
Senior notes \| Investment Real Estate \| Mortgages
Debt Instrument [Line Items]
Long-term Debt		$ 274,000		409,000
Increase (decrease) in debt		(135,000)
Senior notes \| Fixed rate
Debt Instrument [Line Items]
Long-term debt		$ 10,282,000		$ 11,179,000
Senior notes \| Fixed rate \| Minimum
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		1.50%				1.50%
Senior notes \| Fixed rate \| Maximum
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		6.75%				6.75%
Senior notes \| Maturing in 2028 \| Medium-term Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 600,000
Senior notes \| Long-term Debt \| Medium-term Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 400,000