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Other current and non-current non-financial assets (Tables)
 12 Months Ended
Dec. 31, 2024
Other Current And Non-Current Non-Financial Assets  
Schedule of other current and non-current non-financial assets
As of December 31, 2024, and 2023, the detail of “Other Current and Non-current Assets” is as follows:
Other non-financial assets, currentAs of
December 31,
2024		As of
December 31,
2023
ThUS$ThUS$
Domestic Value Added Tax125,963 63,973 
Foreign Value Added Tax26,315 24,889 
Prepaid mining licenses3,326 1,299 
Prepaid insurance12,589 15,022 
Other prepayments1,391 3,204 
Refund of Value Added Tax to exporters24,601 19,929 
Other taxes4,189 6,142 
Other assets2,331 2,292 
Total200,705 136,750 
Other non-financial assets, non-currentAs of
December 31,
2024		As of
December 31,
2023
ThUS$ThUS$
Exploration and evaluation expenses65,510 57,458 
Guarantee deposits942 950 
Foreign VAT (1)289,921308,084
Other non-current assets7,793 7,208 
Total364,166 373,700 
________________________________________________
(1) Value-added taxes to be recovered from the commercial office of SQM Shanghai Chemicals Co. Ltd., where that recovery is expected to take longer than 12 months.
Schedule of changes in assets for exploration and mineral resource evaluation
Movements in assets for the exploration and evaluation of mineral resources as of December 31, 2024, and 2023:
ReconciliationAs of
December 31,
2024		As of
December 31,
2023		As of
December 31,
2022
ThUS$ThUS$ThUS$
Opening balance57,458 44,023 26,752 
Changes
Additions10,701 12,002 11,341 
Reclassifications from/to short-term (inventory)(197)1,049 (465)
Amortization of ground studies(733)(2,131)(2,421)
Reclassification from construction in progress(1,719)2,515 8,816 
Total changes8,052 13,435 17,271 
Ending balance (*)65,510 57,458 44,023 
As of December 31, 2024 and 2023, no reevaluations of assets for exploration and assessment of mineral resources have been conducted.
(*) This corresponds to the sum of expenditures for economically feasible exploration and exploration under operation (long-term).
Schedule of detailed information about reimbursements for exploration and evaluation
ProspectingType of ExplorationAs of
December 31,
2024		As of
December 31,
2023
ThUS$ThUS$
Chile (1)Metallic/Non-Metallic59,826 50,844 
Total59,826 50,844 
________________________________________________
(1)The value presented for Chile is composed as of December 2024 of ThUS 12,084 corresponding to non-metallic exploration and evaluation and ThUS$ 47,742 associated with metallic exploration. In December 2023, the amounts of non-metallic and metallic exploration were ThUS$ 13,803 and ThUS$ 37,041, respectively.
Schedule of detailed information about reconciliation of economically feasible metallic explorations
Prospecting conciliationAs of
December 31,
2024		As of
December 31,
2023
ThUS$ThUS$
Opening balance50,844 36,327 
Additions10,701 12,002 
Reclassifications from Exploration in execution – Chile(1,719)2,515 
Reclassifications to Exploration in Exploitation-Chile— — 
Total changes8,982 14,517 
Total59,826 50,844 
(d)    In Exploitation: Caliche exploration disbursements that are found in this area are amortized based on the material exploited, the portion that is expected to be exploited in the following 12 months is presented as “Current Assets” in the “Inventories in process” and the remaining portion is classified as “Other Non-current Non-Financial Assets”.
Schedule of detailed information about short term and long term exploitation conciliation
Short-Term Exploitation ConciliationAs of
December 31,
2024		As of
December 31,
2023
ThUS$ThUS$
Opening balance651 1,700 
Amortization of ground studies— — 
Reclasifications from/to short term (inventories)197 (1,049)
Total changes197 (1,049)
Total848 651 
Long-Term Exploitation ConciliationAs of
December 31,
2024		As of
December 31,
2023
ThUS$ThUS$
Opening balance6,614 7,696 
Amortization of ground studies(733)(2,131)
Reclasifications from/to short term (inventories)(197)1,049 
Total changes(930)(1,082)
Total5,684 6,614