Lease liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Schedule of Components of Lease Expense

The components of the lease expense were as follows:

(in thousands)	YEAR ENDED DECEMBER 31, 2019
Finance lease cost
Amortization of right-of-use asset	$	19
Interest on lease liabilities		—
Operating lease cost		197
Short term lease cost		105
Variable lease cost		181
Total net lease cost	$	502

Supplemental Balance Sheet Information Related to Leases

Supplemental balance sheet information related to leases is as follows:

	YEAR ENDED DECEMBER 31, 2019
Weighted average remaining lease term—finance leases	3.33 years
Weighted average remaining lease term—operating leases	1.83 years
Weighted average discount rate—finance leases	7.11%
Weighted average discount rate—operating leases	5.37%

Supplemental Cash flow Information Related to Leases

Supplemental cash flow information related to leases was as follows:

(in thousands)	YEAR ENDED DECEMBER 31, 2019
Cash paid for amounts included in the measurement of operating lease liabilities	$	236
Cash paid for amounts included in the measurement of finance lease liabilities		9
Operating lease liabilities arising from obtaining right-of-use assets		1,182

Schedule of Company's Operating Lease Liability

At December 31, 2019, the future payments under the Company’s operating and finance lease liabilities were as follows:

(in thousands)	FINANCE LEASE			OPERATING LEASE
December 31, 2020	$	66		$	570
December 31, 2021		60			481
December 31, 2022		60			—
December 31, 2023		59			—
Total undiscounted lease payments		245			1,051
Less: imputed interest		(37	)		(48	)
Total lease liabilities		208			1,003
Less: current portion		(62	)		(556	)
Non-current lease liabilities—December 31, 2019	$	146		$	447

Schedule of Company's Finance Lease Liability

At December 31, 2019, the future payments under the Company’s operating and finance lease liabilities were as follows:

(in thousands)	FINANCE LEASE			OPERATING LEASE
December 31, 2020	$	66		$	570
December 31, 2021		60			481
December 31, 2022		60			—
December 31, 2023		59			—
Total undiscounted lease payments		245			1,051
Less: imputed interest		(37	)		(48	)
Total lease liabilities		208			1,003
Less: current portion		(62	)		(556	)
Non-current lease liabilities—December 31, 2019	$	146		$	447

Schedule of Minimum Lease Payments under Non-cancelable Operating Leases

The minimum lease payments under the non-cancelable operating leases as at December 31, 2018 are payable in the following amounts over the following years.

	2019		2020		2021		Total
Operating lease obligations	$	362	$	336	$	280	$	978
	$	362	$	336	$	280	$	978