During the second quarter of 2020, we initiated and completed certain restructuring activities in order to reduce our overall cost structure in response to the economic challenges and uncertainty resulting from the COVID-19 pandemic and its impact on our business. We also exited the JUMP business and incurred costs related to site closures, asset impairments and write-offs.

The following table presents the total restructuring and related charges associated with our segments as well as corporate charges (in millions):


	Year Ended December 31, 2020
Mobility	$	67
Delivery	32
Freight	7
All Other (1)	175
Total restructuring and related charges by segment	281
Corporate G&A and Platform R&D	81
Total restructuring and related charges	$	362

(1) Includes restructuring and related charges associated with the exit of the JUMP business, including severance and other termination benefits of $30 million, site closure costs of $21 million and other costs of $65 million.

The following table presents the total restructuring and related charges, by function (in millions):


	Year Ended December 31, 2020
Operations and support	$	172
Sales and marketing	21
Research and development	85
General and administrative	84
Total	$	362

The following table provides the components of and changes in our restructuring and related charges accrual during the years ended December 31, 2020 and 2021 (in millions):


	Severance and Other Termination Benefits		Site Closure Costs		Other		Total
Balance as of December 31, 2019	$	—	$	—	$	—	$	—
Charges (1), (2)	199		98		65		362
Cash payments	(197)		(3)		(45)		(245)
Non-cash adjustments	—		(95)		(19)		(114)
Balance as of December 31, 2020	2		—		1		3
Cash payments	(2)		—		—		(2)
Balance as of December 31, 2021	$	—	$	—	$	1	$	1

(1) Site closure costs primarily includes $50 million related to the impairment of operating lease right-of-use assets and $38 million for write-offs of leasehold improvements.

(2) Total restructuring and related charges included $248 million of cash settled charges, primarily for severance and other termination benefits and were substantially paid as of December 31, 2020.