Discontinued — last reported Q4 '17
Positive adjustments signal higher-than-expected cleanup costs or new regulatory burdens, whereas negative adjustments indicate cost savings or improved site conditions.
This metric reflects specific adjustments to the total environmental loss contingency balance for a curtailed smelter si...
Comparable to 'changes in estimates' for environmental liabilities or 'revisions to asset retirement obligations' found in the footnotes of peer mining and manufacturing firms.
aa_segment_rockdale_smelter_curtailment_environmental_loss_contingencies_adjustment