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REVENUE AND DEFERRED REVENUE
 6 Months Ended
Jun. 30, 2026
Revenue from Contract with Customer [Abstract]  
REVENUE AND DEFERRED REVENUE
6. REVENUE AND DEFERRED REVENUE
Total revenue disaggregated by geographic source, type of customer, and products or services was as follows.
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
United States (medical practice, clinic, and hospital customers):
Products (capsules and capsule reading devices)$2,526 $2,353 $4,275 $4,269 
Services (cloud-based video delivery and reading services)200 200 466 432 
Outside United States (distributor customers):
Products (capsules and capsule reading devices)917 762 1,694 1,397 
Total revenue$3,643 $3,315 $6,435 $6,098 
For the three months ended June 30, 2026 and 2025, U.S. service revenues included (i) $150 and $139, respectively, from the Company’s cloud-based software-as-a-service video delivery offering (recognized over time commencing with the shipment of capsules) and (ii) $50 and $61, respectively, of revenue from the provision of video reading to customers (recognized at a point in time upon provision of deliverables).
For the six months ended June 30, 2026 and 2025, U.S. service revenues included (i) $318 and $286, respectively, from the Company’s cloud-based software-as-a-service video delivery offering (recognized over time commencing with the shipment of capsules) and (ii) $148 and $146, respectively, of revenue from the provision of video reading to customers (recognized at a point in time upon provision of deliverables).
Product revenues outside the United States are attributable to individual foreign countries based upon shipment destination. The Company’s distributor customers outside the United States typically serve the countries in which they are domiciled (and may distribute to adjacent countries or territories). Outside the United States, for the three and six months ended June 30, 2026, product revenues included $407 and $719 attributable to France, respectively, and $157 and $412 attributable to Germany, respectively, with the balance attributable to other countries; for the three and six months ended June 30, 2025 product revenues included $370 and $622 attributable to France, respectively, and $129 and $288 attributable to Germany, respectively, with the balance attributable to other countries.
Deferred revenue (contract liabilities, all of which are current in nature) consists of upfront purchases by customers related to the cloud-based software-as-a-service video delivery offering and prepaid video reading services. Deferred revenue represents the excess of amounts invoiced over amounts recognized as revenues. For each component of deferred revenue, the recognition of deferrals as revenue occurred within three months.
The Company's deferred revenue balance was $140, $177 and $132 as of June 30, 2026, December 31, 2025 and December 31, 2024, respectively. During the six months ended June 30, 2026, the Company recognized $177 of revenue that was included in deferred revenue as of December 31, 2025. During the six months ended June 30, 2025, the Company recognized $132 of revenue that was included in deferred revenue as of December 31, 2024.
Fees paid to group purchasing organizations and recorded as reductions to revenue were $10 and $23 for the three months ended June 30, 2026 and 2025, respectively.
Fees paid to group purchasing organizations and recorded as reductions to revenue were $19 and $45 for the six months ended June 30, 2026 and 2025, respectively.