v3.26.1
Intangible
 3 Months Ended
Mar. 31, 2026
Disclosure of detailed information about intangible assets [abstract]  
Disclosure of intangible assets and goodwill [text block]
20 INTANGIBLE
20.1 Goodwill and intangible assets with indefinite useful lives
03/31/202612/31/2025
Goodwill - Facepa (Tissue plant in Belém/PA)
119,332 
119,332 
Goodwill - Fibria
7,897,051 
7,897,051 
Goodwill - MMC Brasil (Tissue plant in Mogi das Cruzes/SP)
170,859 
170,859 
Other (1)
5,097 
5,097 
8,192,339 
8,192,339 
(1)Refers to other intangible assets with indefinite useful lives such as servitude of passage and electricity.
The goodwill is based on expected future profitability supported by valuation reports, after the purchase price allocation.
Goodwill is allocated to cash-generating units as presented in Note 5.4.
For the three-month period ended March 31, 2026, the Company did not identify any event that indicated the need to perform the impairment test and to record any impairment provision for intangible assets.
20.2 Intangible assets with limited useful lives
03/31/202612/31/2025
Opening balance
4,778,353 
5,709,964 
Additions
4,083 
82,492 
Write-offs
(36)
(3,015)
Amortization
(252,952)
(1,011,088)
Closing balance
4,529,448 
4,778,353 
Represented by
Average annual rate %
Port concessions
3.94 
613,758 
621,842 
Supplier agreements
12.70 
7,407 
11,111 
Port service contracts
4.26 
483,757 
491,094 
Trademarks and patents
8.14 
150,971 
154,846 
Customer portfolio
9.10 
3,078,675 
3,283,919 
Software
25.45 
186,262 
206,635 
Other
10.00 
8,618 
8,906 
4,529,448 
4,778,353 
Cost
11,961,088 
12,617,166 
Amortization
(7,431,640)
(7,838,813)
Closing balance
4,529,448 
4,778,353 
For the three-month period ended March 31, 2026, the Company assessed business, market, and climate-related impacts and did not identify any material events that would indicate the need to perform an impairment test or recognize any provision related to the recoverable amount of intangible assets with definite useful lives.