protected function getDetail($detail)
    {
        $fromDetails = $this->docvertDetails[$detail];
        if ($fromDetails) {
            return $fromDetails;
        }
        
        $fromConfig = $this->config()->get($detail);
        if ($fromConfig) {
            return $fromConfig;
        }

        $fromEnv = Environment::getEnv('DOCVERT_' . strtoupper($detail));
        if ($fromEnv) {
            return $fromEnv;
        }
    }