net_sales_prev

From the entity’s financial statements: The gross sales of the entity reduced by cash discounts, trade discounts, and returned sales and allowances for which credit is given to customers less returns and allowances, freight out, and cash discounts allowed for the designated period. This should include the trailing twelve month period ended one year prior to the financials_date.

For additional details refer to: https://www.federalreserve.gov/apps/reportingforms/Report/Index/FR_Y-14Q