Leases (Tables)

12 Months Ended

Dec. 31, 2020

The components of operating lease cost for the year ended December 31, 2020 were as follows:


	Year ended December 31, 2020		Year ended December 31, 2019
	(U.S. $ in millions)		(U.S. $ in millions)
Operating lease cost:
Fixed payments and variable payments that depend on an index or rate	$	148	$	166
Variable lease payments not included in the lease liability		4		6
Short-term lease cost		3		6

		$155		$178

Supplemental cash flow information related to operating leases was as follows:


	Year ended December 31, 2020		Year ended December 31, 2019
	(U.S. $ in millions)		(U.S. $ in millions)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	151	$	169
Right-of-use assets obtained in exchange for lease obligations (non-cash):
Operating leases	$	211	$	142

Supplemental balance sheet information related to operating leases was as follows:


	December 31, 2020			December 31, 2019
	(U.S. $ in millions)			(U.S. $ in millions)
Operating leases:
Operating lease ROU assets	$	559		$	514
Other current liabilities		116			118
Operating lease liabilities		479			435

Total operating lease liabilities	$	595		$	553


	December 31,			December 31,
	2020			2019
Weighted average remaining lease term
Operating leases		7.5 years			7.5 years
Weighted average discount rate
Operating leases		5.2	%		6.0	%

Maturities of operating lease liabilities were as follows:


	December 31, 2020
	(U.S. $ in millions)
2021	$	137
2022		119
2023		91
2024		73
2025 and thereafter		302

Total operating lease payments	$	722

Less: imputed interest		127

Present value of lease liabilities	$	595