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Stock-Based Compensation (Summary of Stock-Based Compensation Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	$ 110,294	$ 120,379	$ 87,257
Cost of recurring [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	11,258	12,405	5,793
Cost of one-time services and other [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	3,178	7,547	7,581
Total included in cost of revenue [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	14,436	19,952	13,374
Sales, marketing and customer success [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	21,409	20,283	15,514
Research and development [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	24,207	27,080	18,527
General and administrative [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	50,242	53,064	39,842
Total included in operating expenses [Member]
Employee Service Stock-based Compensation, Allocation of Recognized Period Costs [Line Items]
Allocated stock-based compensation expense	$ 95,858	$ 100,427	$ 73,883

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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