Can someone explain to me what is happening with Hertz? They still seem to be doing business in Australia. I have rented cars with them in recent months. In my

Can someone explain to me what is happening with Hertz? They still seem to be doing business in Australia. I have rented cars with them in recent months. In my rental contracts it looked like the company was in the US. Has it been bought up? I have mostly good experiences renting with Hertz and I'd be sad to see them go.