Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Schedule of changes in accounting principles

The discussion below addresses our primary revenue types based on the accounting standard used to determine the accounting. In the following table, revenue is summarized by type and by the applicable accounting standard.

	Year Ended December 31,
			2018						2017						2016
	Topic 840		Topic 606		Total		Topic 840		Topic 605		Total		Topic 840		Topic 605		Total
Revenues:
Owned equipment rentals	$	5,946	$	—	$	5,946	$	4,928	$	—	$	4,928	$	4,273	$	—	$	4,273
Re-rent revenue	138		—		138		106		—		106		93		—		93
Ancillary and other rental revenues:
Delivery and pick-up	—		477		477		—		389		389		—		340		340
Other	287		92		379		228		64		292		186		49		235
Total ancillary and other rental revenues	287		569		856		228		453		681		186		389		575
Total equipment rentals	6,371		569		6,940		5,262		453		5,715		4,552		389		4,941
Sales of rental equipment	—		664		664		—		550		550		—		496		496
Sales of new equipment	—		208		208		—		178		178		—		144		144
Contractor supplies sales	—		91		91		—		80		80		—		79		79
Service and other revenues	—		144		144		—		118		118		—		102		102
Total revenues	$	6,371	$	1,676	$	8,047	$	5,262	$	1,379	$	6,641	$	4,552	$	1,210	$	5,762