v3.26.1
Commitments and contingencies - Summary of assessments (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses $ 165,415
Tax Assessments Penalties And Interest Expense 314,575
Amount of tax debt 479,990
Year 2003 - 2005 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 7,530
Tax Assessments Penalties And Interest Expense 34,120
Amount of tax debt 41,650
Year 2006 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 6,058
Tax Assessments Penalties And Interest Expense 44,109
Amount of tax debt 50,167
Year 2007 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 9,390
Tax Assessments Penalties And Interest Expense 19,906
Amount of tax debt 29,296
Year 2008 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 9,703
Tax Assessments Penalties And Interest Expense 10,160
Amount of tax debt 19,863
Year 2009 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 8,953
Tax Assessments Penalties And Interest Expense 30,582
Amount of tax debt 39,535
Year 2010 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 6,501
Tax Assessments Penalties And Interest Expense 67,404
Amount of tax debt 73,905
Year 2011 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 5,500
Tax Assessments Penalties And Interest Expense 31,838
Amount of tax debt 37,338
Year 2012 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 0
Tax Assessments Penalties And Interest Expense 4,766
Amount of tax debt 4,766
Year 2013 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 9,109
Tax Assessments Penalties And Interest Expense 27,001
Amount of tax debt 36,110
Year 2014 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 5,655
Tax Assessments Penalties And Interest Expense 729
Amount of tax debt 6,384
Year 2015 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 3,264
Tax Assessments Penalties And Interest Expense 26,046
Amount of tax debt 29,310
Year 2016 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 68,228
Tax Assessments Penalties And Interest Expense 3,678
Amount of tax debt 71,906
Year 2017 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 5,539
Tax Assessments Penalties And Interest Expense 3,378
Amount of tax debt 8,917
Year 2018 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 5,108
Tax Assessments Penalties And Interest Expense 4,654
Amount of tax debt 9,762
Year 2019- 2020 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 4,743
Tax Assessments Penalties And Interest Expense 542
Amount of tax debt 5,285
Year 2021 - 2022 [Member]  
Disclosure of Commitments and contingencies [Line Items]  
Tax assessments, Estimated possible losses 10,134
Tax Assessments Penalties And Interest Expense 5,662
Amount of tax debt $ 15,796