whatsapp_web_groups/hr_efficiency/models/res_company.py

# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import fields, models


class ResCompany(models.Model):
    _inherit = 'res.company'

    overhead = fields.Float(
        'Overhead (%)', 
        default=40.0,
        help="Porcentaje de overhead de la compañía",
        groups="base.group_system"
    )