Vessels (Tables)

6 Months Ended

Jun. 30, 2020

Property, plant and equipment [abstract]

Operating vessels rollforward

The following is a rollforward of the activity within Vessels and drydock from January 1, 2020 through June 30, 2020.

In thousands of U.S. dollars		Vessels		Drydock		Total
Cost
	As of January 1, 2020	4,611,945		108,523		4,720,468
	Additions (1)	124,708		24,651		149,359
	Fully depreciated assets (2)	(847)		(15,950)		(16,797)
	As of June 30, 2020	4,735,806		117,224		4,853,030
Accumulated depreciation
	As of January 1, 2020	(665,586)		(46,724)		(712,310)
	Charge for the period	(83,673)		(11,270)		(94,943)
	Fully depreciated assets (2)	847		15,950		16,797
	As of June 30, 2020	(748,412)		(42,044)		(790,456)
Net book value
	As of June 30, 2020	$	3,987,394	$	75,180	$	4,062,574
Net book value
	As of December 31, 2019	$	3,946,359	$	61,799	$	4,008,158

⁽¹⁾Additions during the six months ended June 30, 2020 primarily relates to the various costs relating to BWTS, scrubber and drydock installations.

(2)Represents the write-offs of fully depreciated equipment and notional drydock costs on certain of our vessels.

Summary of cost capitalized [Table Text Block]

The following is a summary of the cost types that were capitalized during the six months ended June 30, 2020:

In thousands of U.S. dollars	Drydock		Notional component of scrubber		Total drydock additions		Scrubber		BWTS		Other equipment		Capitalized interest		Total vessel additions
Handymax	$	1,417	$	—	$	1,417	$	—	$	2,008	$	160	$	—	$	2,168
MR	8,364		1,800		10,164		38,577		12,064		941		452		52,034
LR1	60		450		510		10,109		—		108		137		10,354
LR2	10,460		2,100		12,560		46,176		12,758		788		430		60,152
	$	20,301	$	4,350	$	24,651	$	94,862	$	26,830	$	1,997	$	1,019	$	124,708

Schedule of future expected payments for purchase commitments

The following table is a timeline of future expected payments and dates for our commitments to purchase scrubbers and BWTS as of June 30, 2020 ⁽¹⁾:

	As of June 30,
In thousands of U.S. dollars	2020
Less than 1 month	$	3,523
1-3 months	4,512
3 months to 1 year	3,518
1-5 years	21,671
5+ years	—
Total	$	33,224

⁽¹⁾These amounts are subject to change as installation times are finalized. The amounts presented exclude installation costs.