Drilling Fleet (Tables)

6 Months Ended

Jun. 30, 2017

Changes in our construction work in progress, including capital expenditures and capitalized interest

For the six months ended June 30, 2017 and 2016, the changes in our construction work in progress, including capital expenditures and other capital additions, were as follows (in millions):


	Six months ended
	June 30,
	2017		2016
Construction work in progress, at beginning of period	$	2,171	$	3,735

Capital expenditures
Newbuild construction program		200		740
Other equipment and construction projects		58		86
Total capital expenditures		258		826
Changes in accrued capital additions		(23)		(90)

Construction in progress sold		(289)		—
Property and equipment placed into service
Newbuild construction program		—		(1,672)
Other property and equipment		(47)		(165)
Construction work in progress, at end of period	$	2,070	$	2,634