Note: this comment is just about my experiences. I'm not trying to make a broad statement about all companies. I think it depends. A lot of organizations would

Note: this comment is just about my experiences. I'm not trying to make a broad statement about all companies. I think it depends. A lot of organizations would rather terminate the employee and find a replacement than wait for their leave to end. Alternatively, many will replace the employee without terminating them; after their leave, they'll re-hire them if the position is open (aka they're hiring), otherwise let them go.