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LEASES

We lease our offices, warehouse facilities and certain equipment under non-cancellable operating leases which expire at various dates through

2028.

Total operating lease and short-term lease costs for the

three

months ended

March 31, 2020

and

2019

were as follows:

	Three Months Ended March 31,
	2020		2019

Operating lease cost	$	392	$	366
Short-term lease cost	$	12	$	13

The following is additional information about our leases as of

March 31, 2020:

Range of remaining lease terms (in years)	0.8	to	8.1
Weighted average remaining lease term (in years)			5.5
Weighted average discount rate			4.8%

Maturities of lease liabilities as of

March 31, 2020

were as follows:

2020 (remainder)	$	1,168
2021		1,252
2022		1,089
2023		1,106
2024		1,140
Thereafter		1,012
Total lease payments	$	6,767
Less imputed interest		(820	)
Total	$	5,947

Supplemental Cash Flow Information

Total amortization of right of use assets for the

three

months ended

March 31, 2020

and

2019

was

$325

and

$306,

respectively.

During the

three

months ended

March 31, 2020,

we recorded a non-cash increase in our ROU assets and operating lease liabilities as a result of a modification of the lease for our EMS facility in Fremont, California. On

January 23, 2020,

we executed an amendment to this lease, which extended the term for a period of

months commencing on

November 1, 2020

and expiring on

November 30, 2025.

At the effective date of this modification, we recorded an increase in our ROU assets and operating lease liabilities of approximately

$1,176.

During the

three

months ended

March 31, 2019,

we recorded a non-cash decrease in our ROU assets and operating lease liabilities as a result of a modification of the lease for Ambrell’s U.K. facility. This lease had an original term of

years, which extended through

August 2029.

The lease included the option to terminate the lease at specified points in time without penalty. We exercised this option in

March 2019,

and the lease expired in

September 2019.

At the effective date of this modification, we recorded a reduction in our ROU assets and operating lease liabilities of approximately

$486.