XML 50 R24.htm IDEA: XBRL DOCUMENT v3.25.1
Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2024
Accounting Policies [Abstract]  
Schedule of Property, Plant and Equipment, Net
Property, plant and equipment are stated at cost, less accumulated depreciation and amortization. Depreciation and amortization are computed using the straight-line method over the estimated useful lives of the respective assets as shown below.
Production equipment
4 to 7 years
Lab equipment4 years
Furniture, fixtures and other equipment
3 to 5 years
Leasehold improvementsLesser of their useful lives or the term of the lease
Property, plant and equipment, net consisted of the following (in thousands):
December 31,
20242023
Production equipment$7,474 $6,253 
Lab equipment1,921 2,502 
Leasehold improvements11,555 11,152 
Furniture, fixtures and other equipment300 376 
Construction in progress8,219 10,527 
Property, plant and equipment, at cost29,469 30,810 
Less: accumulated depreciation and amortization(11,988)(9,050)
Property, plant and equipment, net$17,481 $21,760 
Revenue by Geographic Area Based on Delivery Location
The following table shows our revenue by geographic area based on the delivery location of our battery products and services (in thousands):
Year ended December 31,
20242023
United States$8,216 $6,219 
Rest of the world15,951 2,834 
Total revenue$24,167 $9,053