New York-listed drillship owner Transocean has expanded a loan facility to $1.36bn.

The Swiss-based company said it has built the revolver from $1bn when it was arranged last year.

It can also add another $500m. The facility matures in July, 2023.

An additional $140m remains available under its accordion provision.

Transocean has a fleet of 48 mobile offshore drilling units.