PROPERTY, PLANT AND EQUIPMENT (Tables)

6 Months Ended

Jun. 30, 2021

Property, plant and equipment [abstract]

Disclosure of detailed information about property, plant and equipment


US$ MILLIONS	Utilities		Transport		Midstream		Data		Total
Gross carrying amount:
Balance at January 1, 2020	$	8,633	$	8,309	$	3,971	$	1,131	$	22,044

Additions, net of disposals	535		387		306		77		1,305
Non-cash additions (disposals)	15		(241)		(29)		(26)		(281)
Acquisitions through business combinations(1)	—		—		—		7,334		7,334

Net foreign currency exchange differences	106		242		73		77		498
Balance at December 31, 2020	$	9,289	$	8,697	$	4,321	$	8,593	$	30,900

Additions, net of disposals	258		212		61		150		681

Acquisitions through business combinations(1)	176		8		—		—		184
Assets held by subsidiaries disposed during the period(2)	(1,493)		—		—		—		(1,493)
Non-cash additions (disposals)	16		(249)		(31)		(440)		(704)
Assets reclassified as held for sale(3)	(805)		—		—		—		(805)
Net foreign currency exchange differences	25		(51)		86		(158)		(98)
Balance at June 30, 2021	$	7,466	$	8,617	$	4,437	$	8,145	$	28,665

Accumulated depreciation:
Balance at January 1, 2020	$	(1,171)	$	(950)	$	(208)	$	(88)	$	(2,417)
Depreciation expense	(419)		(498)		(141)		(189)		(1,247)
Disposals	12		4		—		—		16

Non-cash disposals	—		130		—		17		147
Net foreign currency exchange differences	(35)		(90)		(7)		(3)		(135)
Balance at December 31, 2020	$	(1,613)	$	(1,404)	$	(356)	$	(263)	$	(3,636)
Depreciation expense	(189)		(241)		(83)		(199)		(712)
Disposals	8		1		—		—		9
Assets reclassified as held for sale(3)	260		—		—		—		260
Assets held by subsidiaries disposed during the period(2)	403		—		—		—		403
Non-cash disposals	1		90		1		2		94
Net foreign currency exchange differences	(13)		20		(6)		6		7
Balance at June 30, 2021	$	(1,143)	$	(1,534)	$	(444)	$	(454)	$	(3,575)

Accumulated fair value adjustments:
Balance at January 1, 2020	$	2,212	$	857	$	317	$	—	$	3,386

Fair value adjustments	652		113		21		—		786
Net foreign currency exchange differences	70		78		—		—		148

Balance at December 31, 2020	$	2,934	$	1,048	$	338	$	—	$	4,320
Assets reclassified as held for sale(3)	(513)		—		—		—		(513)
Assets held by subsidiaries disposed during the period(2)	(889)		—		—		—		(889)

Net foreign currency exchange differences	16		(20)		1		—		(3)
Balance at June 30, 2021	$	1,548	$	1,028	$	339	$	—	$	2,915

Net book value:
December 31, 2020	$	10,610	$	8,341	$	4,303	$	8,330	$	31,584
June 30, 2021(4)	$	7,871	$	8,111	$	4,332	$	7,691	$	28,005

1.Refer to Note 6, Acquisition of Businesses, for further details.

2.Refer to Note 5, Disposition of Businesses, for further details.

3.Refer to Note 4, Assets and Liabilities Classified as Held for Sale, for further details.

4.Includes right-of-use assets of $116 million in our utilities segment, $983 million in our transport segment, $111 million in our midstream segment and $2,496 million in our data segment. Current lease liabilities of $168 million have been included in accounts payable and other and non-current lease liabilities of $3,293 million have been included in other liabilities in the Consolidated Statement of Financial Position.