Insurance contracts and private pension (Tables)

12 Months Ended

Dec. 31, 2021

Text Block [Abstract]

Summary of Main Insurance lines

a) Indexes

	Sales ratio %								Loss ratio %
Main Insurance Lines	01/01 to 12/31/2021		01/01 to 12/31/2020		01/01 to 12/31/2019		01/01 to 12/31/2021		01/01 to 12/31/2020		01/01 to 12/31/2019
Group Accident Insurance		31.5		33.8		35.1		14.5		11.3		6.8
Individual Accident Insurance		18.7		18.8		18.8		26.7		29.4		24.1
Credit Life Insurance		22.9		24.2		23.7		26.1		22.3		18.0
Random Events		23.3		23.5		23.5		32.0		34.3		26.3
Multiple Peril		43.1		44.4		46.4		24.0		52.9		60.2
Mortagage Insurance in Market Policies – Credit Life Insurance		20.3		20.4		20.0		26.5		18.5		17.3
Group Life		23.8		24.0		23.2		53.5		41.0		34.4

Summary of Revenue From Insurance and Private Pension

b) Revenues from insurance premiuns and private pension

	Premiums and contributions
Main lines	01/01 to 12/31/2021		01/01 to 12/31/2020		01/01 to 12/31/2019
Group Accident Insurance		883		847		867
Individual Accident Insurance		175		187		222
Disability Savings Pension		240		258		269
PGBL		2,460		2,235		2,282
Credit Life Insurance		1,008		624		946
Random Events		192		195		227
Multiple Peril		542		370		290
Mortagage Insurance in Market Policies – Credit Life Insurance		437		339		324
Traditional		128		117		115
VGBL		7,054		8,022		12,335
Group Life		1,165		955		947
Other lines		739		655		800
Total		15,023		14,804		19,624

Summary of Changes in Technical Provisions

c) Technical provisions balances

	12/31/2021						12/31/2020
	Insurance		Private Pension		Total		Insurance		Private Pension		Total
Unearned premiums (PPNG)		2,846		12		2,858		2,298		12		2,310
Mathematical provisions for benefits to be granted (PMBAC) and granted benefits (PMBC)		19		209,196		209,215		17		215,216		215,233
Redemptions and Other Unsettled Amounts (PVR)		19		358		377		16		332		348
Financial surplus (PEF)		1		691		692		2		655		657
Unsettled claims (PSL)		506		79		585		515		68		583
Claims / events incurred but not reported (IBNR)		334		27		361		294		22		316
Related Expenses (PDR)		29		65		94		29		88		117
Other provisions		129		665		794		132		1,304		1,436
Total		3,883		211,093		214,976		3,303		217,697		221,000
Current		3,102		541		3,643		2,537		526		3,063
Non-current		781		210,552		211,333		766		217,171		217,937

d) Change in technical provisions

	12/31/2021									12/31/2020
	Insurance			Private pension			Total			Insurance			Private pension			Total
Opening balance - 01/01		3,303			217,697			221,000			3,688			214,646			218,334
(+) Additions arising from premiums / contributions		5,106			9,676			14,782			4,176			10,389			14,565
(-) Deferral due to elapsed risk		(4,563	)		—			(4,563	)		(4,221	)		—			(4,221	)
(-) Payment of claims / benefits		(1,598	)		(373	)		(1,971	)		(1,263	)		(364	)		(1,627	)
(+) Reported claims		1,534			—			1,534			1,322			—			1,322
(-) Redemptions		—			(16,872	)		(16,872	)		—			(15,431	)		(15,431	)
(+/-) Net Portability		—			(3,417	)		(3,417	)		—			563			563
(+) Adjustment of reserves and financial surplus		14			5,009			5,023			12			7,837			7,849
(+/-) Other (increase / reversal)		83			(627	)		(544	)		(190	)		57			(133	)
(+/-) Corporate Reorganization		4			—			4			(221	)		—			(221	)
Closing balance		3,883			211,093			214,976			3,303			217,697			221,000

Summary of Deferred Acquisition Costs

V - Deferred acquisition costs

They are recorded in assets and charges are shown in the table below:

	12/31/2021			12/31/2020
Opening Balance - 01/01		496			495
Increase		1,298			1,089
Amortization		(1,163	)		(1,088	)
Closing Balance		631			496
Balance to be amortized in up to 12 months		464			380
Balance to be amortized after 12 months		167			116

Summary of Claims Development

VI - Table of Claims Development

Provision for unsettled claims (PSL)	585
(-) IBNER	214
(-) Reinsurance	19
(-) Retrocession and other estimates	—
Liability claims presented in the claims development table (a + b)	352

The amount of obligations of the ITAÚ UNIBANCO HOLDING may change. The first part of the table below shows how the final loss estimate changes through time. The second part of the table reconciles the amounts pending payment and the liability disclosed in the balance sheet.

a) Administratives claims - net of reinsurance

Occurrence date	12/31/2017		12/31/2018		12/31/2019		12/31/2020		12/31/2021		Total
At the end of reporting period		934		954		1,121		1,231		1,401
After 1 year		977		1,012		1,133		1,237
After 2 years		975		1,015		1,133
After 3 years		973		1,012
After 4 years		969
Current estimate		969		1,012		1,133		1,237		1,401
Accumulated payments through base date		958		999		1,123		1,226		1,300		5,606
Liabilities recognized in the balance sheet		11		13		10		11		101		146
Liabilities in relation to prior periods												54
Total administratives claims												200

b) Judicial claims - net of reinsurance

Occurrence date	12/31/2017		12/31/2018		12/31/2019		12/31/2020		12/31/2021		Total
At the end of reporting period		28		16		20		12		12
After 1 year		40		33		36		23
After 2 years		51		47		43
After 3 years		60		54
After 4 years		64
Current estimate		64		54		43		23		12
Accumulated payments through base date		55		43		30		10		4		142
Liabilities recognized in the balance sheet		9		11		13		13		8		54
Liabilities in relation to prior periods												98
Total judicial claims												152