Leases

12 Months Ended

Dec. 31, 2021

Leases:

The Company's corporate headquarters is located in Raleigh, North Carolina. The Company moved into its current headquarters in February 2015. The lease for this office, which commenced November 14, 2014 for 89 months, was extended in October 2021 for an additional 12 months. This space is approximately 12,000 square feet and has remaining base rent of $0.6 million payable through July 2023. Rent is payable in monthly installments and is subject to yearly price increases and increases for our share of common area maintenance costs.

Variable Lease Costs

Variable lease costs primarily include utilities, property taxes, and other operating costs that are passed on from the lessor.

The components of lease expense were as follows:


	Year Ended December 31,
	2021		2020		2019
Lease cost
Operating lease cost
Operating lease	$	336	$	328	$	328
Variable lease costs	34		19		13
Total lease cost	$	370	$	347	$	341

Supplemental cash flow information related to leases were as follows:


	Year Ended December 31,
	2021		2020		2019
Other information
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	370	$	361	$	351


	Year Ended December 31,
	2021		2020
Lease term and discount rate
Weighted-average remaining lease term operating leases	2.0 years		2.0 years
Weighted-average discount rate operating leases	11.8	%	11.8	%

Maturity of Lease Liabilities

Future minimum lease payments under non-cancellable leases as of December 31, 2021 were as follows:


Maturity of lease liabilities
2022		$381
2023		226
	Total lease payments	607
	Less: Interest	(52)
	Present value of lease liabilities	$555

Components of Lease Assets and Liabilities


	December 31, 2021
Assets
Property and equipment, net operating lease-right of use asset	$	520
Liabilities
Current liabilities operating lease-current liability	$	336
Other long-term liabilities operating lease-noncurrent liability	219
Total lease liabilities	$	555