Leases

12 Months Ended

Dec. 31, 2020

Leases [Abstract]

Lessee, Operating Leases

Leases

Our operating lease assets primarily represent manufacturing and research and development facilities, warehouses, and offices. Total operating lease expense was $360 and $326 for the years ended December 31, 2020 and 2019, of which $71 and $55 was attributable to variable lease expenses.

For the years ended December 31, 2020 and 2019, cash payments against operating lease liabilities totaled $299 and $277 and non-cash transactions totaled $371 and $371 to recognize operating assets and liabilities for new leases.

Supplemental Consolidated Statement of Financial Position information related to leases consisted of the following at December 31:

	2020	2019
Operating leases:
Operating lease right-of-use assets	$1,252	$1,182
Current portion of lease liabilities	268	252
Non-current portion of lease liabilities	1,084	978
Total operating lease liabilities	$1,352	$1,230
Weighted average remaining lease term (years)	9	9
Weighted average discount rate	3.43%	3.35%

Maturities of operating lease liabilities for the next five years are as follows:

	Operating leases
2021	$307
2022	241
2023	191
2024	135
2025	105
Thereafter	802
Total lease payments	1,781
Less imputed interest	(429)
Total	$1,352

As of December 31, 2020, we have entered into a lease that has not yet commenced of $226, for a maintenance, repair and overhaul hangar that will support military aircraft programs. This lease will commence in 2023 with a lease term of 25 years.