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STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Mar. 31, 2023

Share-Based Payment Arrangement [Abstract]

Allocation of recognized period costs

The following table summarizes the allocation of stock-based compensation in the condensed consolidated statements of operations (in thousands):

			Three Months Ended March 31,
			2022						2023
Delivery costs			$	582					$	568
Sales and marketing expense			3,704						3,053
Research and development expense			3,204						4,085
General and administration expense			6,095						262
Total stock-based compensation expense			$	13,585					$	7,968

Summary of RSU activity

We grant restricted stock units ("RSUs") to employees and our non-employee directors. The following table summarizes changes in RSUs, inclusive of performance-based RSUs:

			Shares (in thousands)						Weighted-Average Grant Date Fair Value						Weighted-Average Remaining Contractual Term (in years)						Unamortized Compensation Costs (in thousands)
Unvested — December 31, 2022			5,956						$	25.43
Granted			533						5.86
Vested			(179)						48.30
Forfeited			(336)						47.44
Unvested — March 31, 2023			5,974						$	21.90					2.75						$	95,767,329
Shares expected to vest - March 31, 2023			5,887

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- References

No definition available.

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- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Tabular disclosure of the changes in outstanding nonvested restricted stock units.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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