A fire early this morning damaged Zip's Drive In, 3675 N. Government Way.
The blaze caused mostly smoke damage, said Craig Etherton, Coeur d'Alene Fire Department inspector. There were no injuries.
He said the fire was reported about 6:45 by a passerby who saw smoke coming from the fast-food restaurant.
Firefighters from Coeur d'Alene, Kootenai Fire and Rescue and Northern Lakes Fire District responded and had the fire under control in about 30 minutes.
Zip's will be closed indefinitely.
Etherton said the cause of the fire remains under investigation.