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Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021 | Jan. 01, 2022
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Aggregate amount of transaction price allocated to remaining performance obligations | $ 2,000,000 |  |  |
Remaining performance obligations expected to be recognized, year | 2028 |  |  |
Deferred revenue recognized | $ 28,000 | $ 20,100 |  |
Restricted cash | 2,100 |  | $ 1,400 |
Proceeds from sale/maturity of short-term investments | 21,887 | 29,340 |  |
Short-term investments | 6,133 |  | 28,000 |
Purchases of short-term investments | 0 | $ 32,304 |  |
Retained earnings | $ 923,389 |  | $ 916,060 |
Minimum |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Future revenue including variable consideration, contractual terms ending, year | 2022 |  |  |
Holding period of settlement and merchant reserve assets and liabilities | 1 day |  |  |
Maximum |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Future revenue including variable consideration, contractual terms ending, year | 2028 |  |  |
Holding period of settlement and merchant reserve assets and liabilities | 4 days |  |  |
Short-term investment contractual maturities | 2 years |  | 2 years |
Accounting Standards Update 2020-06 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Retained earnings |  |  |  | $ 10,000

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