Activity Cost Pool Activity Rate Supporting direct labor $ 22 per direct labor-hour Order processing $ 200 per order Custom design processing $ 260 per custom design Customer service $ 422 per customer Management would like an analysis of the profitability of a particular customer, Big Sky Outfitters, which has ordered the following products over the last 12 months Standard Custom Model Design Number of gliders 13 Number of orders 2 Number of custom designs 3 Direct labor-hours per glider 28.50 32.00 Selling price per glider $ 1,875 $ 2,410 Direct materials cost per glider $ 474 $ 582 The company's direct labor rate is $20 per hour. Required: Using the company's activity-based costing system, compute the customer margin of Big Sky Outfitters. (Round your intermediate calculations and final answer to the nearest whole dollar amount. Loss amounts should be entered with a minus sign.) Customer margin