Make reusable Method to access in any Controller in ASP.Net MVC

I want to use this Method in other controllers how can i acheive this.

can i make a different class for this method and then call this method in any controller classes ?

        public List<CustomerModel> getDetails()
        {
            var cust = (from c in db.Customers.Include(c => c.CUSTOMERTYPE)
                        join ch in db.CUSTOMERHEADs on c.Id equals ch.CustomerId into ps
                        from ch in ps.DefaultIfEmpty()
                        select new
                        {
                            id = c.Id,
                            name = c.Name,
                            company = c.Company,
                            mb1 = c.Mb1,
                            address = c.Address,
                            date_ = c.Date_,
                            origin = c.Origin,
                            type = c.CUSTOMERTYPE.Type_,
                            voucherno = ch.VoucherNo,
                        });

            var details = new List<CustomerModel>();
            foreach (var t in cust)
            {
                details.Add(new CustomerModel()
                {
                    Id = t.id,
                    Name = t.name,
                    Company = t.company,
                    Mb1 = t.mb1,
                    Address = t.address,
                    Date_ = t.date_,
                    Origin = t.origin,
                    Type_ = t.type,
                });
            }
            return details;
        }