# -*- coding: utf-8 -*-
from odoo import models, fields, api

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

    company_id = fields.Many2one(
        'res.company',
        string='Company',
        compute='_compute_company_id',
        search='_search_company_id'
    )

    @api.depends()
    def _compute_company_id(self):
        for company in self:
            company.company_id = company.id

    def _search_company_id(self, operator, value):
        return [('id', operator, value)]