v3.26.1
GUARANTEES AND CONTINGENCIES - Additional Information (Details) - Canada Revenue Agency (CRA) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Dec. 31, 2026
Jun. 30, 2026
Loss Contingencies [Line Items]    
Estimated amount of loss resulting from an adverse tax position   $ 87.4
Income taxes paid   $ 32.0
Tax Year 2012    
Loss Contingencies [Line Items]    
Additional tax expense (as a percent)   10.00%
Tax Year 2013    
Loss Contingencies [Line Items]    
Additional tax expense (as a percent)   10.00%
Tax Year 2014    
Loss Contingencies [Line Items]    
Additional tax expense (as a percent)   10.00%
Tax Year 2015    
Loss Contingencies [Line Items]    
Additional tax expense (as a percent)   10.00%
Tax Year 2016    
Loss Contingencies [Line Items]    
Additional tax expense (as a percent)   10.00%
Tax Years 2017, 2018, 2019, 2020, And 2021    
Loss Contingencies [Line Items]    
Estimated amount of loss resulting from an adverse tax position   $ 470.0
Tax Years 2020, and 2021    
Loss Contingencies [Line Items]    
Amount provisionally paid   40.3
Tax Years 2020, and 2021 | Forecast    
Loss Contingencies [Line Items]    
Amount provisionally paid $ 19.3  
Minimum | Tax Year 2012    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   90.0
Minimum | Tax Year 2013    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   90.0
Minimum | Tax Year 2014    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   90.0
Minimum | Tax Year 2015    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   90.0
Minimum | Tax Year 2016    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   90.0
Maximum | Tax Year 2012    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   100.0
Maximum | Tax Year 2013    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   100.0
Maximum | Tax Year 2014    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   100.0
Maximum | Tax Year 2015    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   100.0
Maximum | Tax Year 2016    
Loss Contingencies [Line Items]    
Income tax examination, estimate of increase to taxable income   $ 100.0