Other non-current assets (Tables)

12 Months Ended

Dec. 31, 2015

Other Assets, Noncurrent Disclosure [Abstract]

Other non-current assets

(In US$ millions)	December 31, 2015	December 31, 2014
Mobilization revenue receivable - long-term portion	109.2	150.6
Favorable contract – long-term portion	205.2	225.6
Total other non-current assets	314.4	376.2