Discontinued — last reported Q4 '17
An increase in the reserve typically indicates rising inventory costs in an inflationary environment, while a decrease may indicate inventory liquidation or deflationary trends.
This represents the difference between the cost of inventory calculated under the LIFO method and the cost under the FIF...
Common for industrial companies using LIFO accounting to manage tax and inventory valuation impacts.
aa_segment_material_reconciling_items_inventory_lifo_reserve