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Leases (Tables)

9 Months Ended

Sep. 30, 2021

Leases [Abstract]

Summary of lease related expenses

The components of lease related expenses are as follows:

		Three months ended September 30,								Nine months ended September 30,
		2021				2020				2021				2020
Operating lease expense^(a)		$	757			$	533			$	2,020			$	1,649
Finance lease expense:
Amortization of right-of-use assets		$	4			$	12			$	21			$	51
Interest on lease liabilities			—				1				1				3
Total finance lease expense		$	4			$	13			$	22			$	54

^(a)	Includes short-term lease costs of $194 and $275 for the three months ended September 30, 2021 and 2020, respectively, and $497 and $315 for the nine months ended September 30, 2021 and 2020, respectively.

Schedule includes other information about leases

Cash paid for amounts included in the measurement of lease liabilities:

		Three months ended September 30,								Nine months ended September 30,
		2021				2020				2021				2020
Operating cash flows from operating leases		$	122			$	308			$	376			$	935
Operating cash flows from finance leases		$	-			$	1			$	1			$	3
Finance cash flows from finance leases		$	227			$	12			$	537			$	51

		September 30, 2021
Weighted average remaining lease term:
Operating leases			6.5
Finance leases			0.9
Weighted average discount rate:
Operating leases		8.43%
Finance leases		6.25%

Summary of maturities of lease liabilities

Maturities of lease liabilities are as follows:

		Operating leases				Finance leases
Remainder of 2021		$	583			$	5
2022			2,137				9
2023			1,900				—
2024			1,386				—
2025			1,145				—
Thereafter			4,348				—
Undiscounted lease cash flow commitments			11,499				14
Reconciling impact from discounting			(3,411	)			(2	)
Lease liabilities on consolidated statement of financial position as of September 30, 2021		$	8,088			$	12