Thermal Rising. Incorporated, makes paragliders for sale through specialty sporting goods stores. The company has a standard paraglider model, but also makes custom-designed paragliders. Management has designed an activity based costing system with the following activity cost pools and activity rates: Activity Cost Pool Activity Rate Supporting direct labor $ 22 per direct labor hour Order processing $ 192 per order Custom design processing $ 258 per custom design Customer service $ 426 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 Design Model Number of gliders 10 Number of orders 1 3 Number of custom designs 3 Direct labor-hours per glider 29.50 33.00 Selling price per glider $ 1,925 $ 2,440 Direct materials cost per glider $.448 $ 586 The company's direct labor rate is $16 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