Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Schedule of changes in accounting principles

In the following table, revenue is summarized by type and by the applicable accounting standard.

	Three Months Ended June 30,
			2022						2021
	Topic 842		Topic 606		Total		Topic 842		Topic 606		Total
Revenues:
Owned equipment rentals	$	2,018	$	—	$	2,018	$	1,635	$	—	$	1,635
Re-rent revenue	55		—		55		42		—		42
Ancillary and other rental revenues:
Delivery and pick-up	—		205		205		—		148		148
Other	142		42		184		100		26		126
Total ancillary and other rental revenues	142		247		389		100		174		274
Total equipment rentals	2,215		247		2,462		1,777		174		1,951
Sales of rental equipment	—		164		164		—		194		194
Sales of new equipment	—		38		38		—		57		57
Contractor supplies sales	—		33		33		—		27		27
Service and other revenues	—		74		74		—		58		58
Total revenues	$	2,215	$	556	$	2,771	$	1,777	$	510	$	2,287

	Six Months Ended June 30,
			2022						2021
	Topic 842		Topic 606		Total		Topic 842		Topic 606		Total
Revenues:
Owned equipment rentals	$	3,815	$	—	$	3,815	$	3,040	$	—	$	3,040
Re-rent revenue	104		—		104		74		—		74
Ancillary and other rental revenues:
Delivery and pick-up	—		362		362		—		264		264
Other	266		90		356		181		59		240
Total ancillary and other rental revenues	266		452		718		181		323		504
Total equipment rentals	4,185		452		4,637		3,295		323		3,618
Sales of rental equipment	—		375		375		—		461		461
Sales of new equipment	—		83		83		—		106		106
Contractor supplies sales	—		62		62		—		51		51
Service and other revenues	—		138		138		—		108		108
Total revenues	$	4,185	$	1,110	$	5,295	$	3,295	$	1,049	$	4,344

SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure

The rollforward of our allowance for doubtful accounts (in total, and associated with revenues arising from both Topic 606 and Topic 842) is shown below.

	Three Months Ended June 30, 2022		Three Months Ended June 30, 2021		Six Months Ended June 30, 2022		Six Months Ended June 30, 2021
Beginning balance	$	116	$	104	$	112	$	108
Charged to costs and expenses (1)	2		2		3		2
Charged to revenue (2)	9		5		17		9
Deductions and other (3)	(10)		1		(15)		(7)
Ending balance	$	117	$	112	$	117	$	112

_________________

(1)    Reflects bad debt expenses recognized within selling, general and administrative expenses (associated with Topic 606 revenues).

(2)    Primarily reflects doubtful accounts associated with lease revenues that were recognized as a reduction to equipment rentals revenue (primarily associated with Topic 842 revenues).

(3)    Primarily represents write-offs of accounts, net of immaterial recoveries and other activity.