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Segment Information and Geographic Data
 12 Months Ended
Dec. 31, 2021
Segment Reporting [Abstract]  
Segment Information and Geographic Data Segment Information and Geographic Data
As the operations comprise a single reporting segment, amounts disclosed in the consolidated financial statements represent those of the single reporting unit. Revenues and accounts receivable, net from two customers accounted for approximately 56% and 43% for the year ending December 31, 2021. There was one customer and two customers that accounted for all of the revenues during 2020 and 2019, respectively.
Revenues by Geographic Location
The following geographic information reflects revenue, net of adjustments, based on customer location:
(in thousands)202120202019
Revenue
Japan$— $50,000 $— 
Other117 118 118 
United States45,488 — 200 
Total$45,605 $50,118 $318 
Long-lived Assets by Location
Long-lived assets by location consist of property plant and equipment:
(in thousands)20212020
Long-lived assets
Canada454 $298 
United States3,964 4,488 
Total$4,418 $4,786