Revenue
Deferred revenue
The changes in deferred revenue were as follows for the periods presented:
Year Ended December 31,
202520242023
Balance, beginning of period$381,363 $253,635 $161,549 
Billings and other(1)
1,269,759 876,739 596,960 
Revenue(1,055,788)(749,011)(504,874)
Balance, end of period$595,334 $381,363 $253,635 
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(1)Other primarily includes amounts for which the Company had a contractual right to bill and receive payment from the customer.
Approximately 36%, 34%, and 32% of revenue recognized during the years ended December 31, 2025, 2024, and 2023, respectively, was from the deferred revenue balance as of December 31, 2024, 2023, and 2022, respectively.
Remaining performance obligations
As of December 31, 2025, the aggregate balance of remaining performance obligations that were unsatisfied or partially unsatisfied was $647.9 million. The substantial majority of the remaining performance obligations will be satisfied over the twelve months following December 31, 2025, with the balance to be recognized as revenue thereafter.

About Revenue Disclosures

Revenue disclosures under ASC 606 explain how a company identifies performance obligations, allocates transaction prices, and determines when revenue is recognized. This section is essential for understanding whether reported revenue reflects genuine economic activity or aggressive accounting choices. Analysts examine the mix of point-in-time versus over-time recognition, which directly affects revenue timing and comparability.

Key signals: rising contract liabilities (deferred revenue) suggest strong future revenue visibility, while declining contract assets may indicate slowing project milestones. Watch for variable consideration estimates — rebates, returns, and performance bonuses that require management judgment. Significant changes in disaggregated revenue by geography or product line can reveal shifting business mix before it appears in headline numbers. Compare revenue growth against contract liability growth to assess sustainability, and scrutinize any changes in the timing of recognition that coincide with earnings pressure.