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Acquisitions (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2022 | Dec. 31, 2020 | Dec. 31, 2021 | Jul. 31, 2021
Business Acquisition [Line Items] |  |  |  |
Goodwill | $ 319,034 |  | $ 321,330 |
MobileCard Holdings, LLC |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Percentage of acquired of equity |  |  |  | 64.00%
Goodwill | 9,600 |  |  |
Keydok LLC |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Potential future earn out payments | 18,000 |  |  |
Accrued earn out payments | $ 0 |  |  |
Business acquisition date | Sep. 14, 2021 |  |  |
Percentage of acquired of equity | 100.00% |  |  |
Business acquisition, purchase price | $ 1,000 |  |  |
Goodwill | 1,000 |  |  |
DGIT Systems Pty Ltd |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Potential future earn out payments | 13,000 |  |  |
Accrued earn out payments | $ 200 |  |  |
Business acquisition date | Oct. 04, 2021 |  |  |
Percentage of acquired of equity | 100.00% |  |  |
Business acquisition, purchase price | $ 16,000 |  |  |
Expect to finalize valuation and complete purchase price allocation period | 1 year |  |  |
Business acquisition, payment | $ 14,000 |  |  |
Business acquisition, remaining consideration | $ 2,000 |  |  |
Business acquisition, remaining annual periods over which additional consideration to be paid over | 4 years |  |  |
Goodwill | $ 7,600 |  |  |
DGIT Systems Pty Ltd | Acquired customer contracts |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Estimated fair values of assets acquired | 5,100 |  |  |
DGIT Systems Pty Ltd | Software |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Estimated fair values of assets acquired | 3,600 |  |  |
Tekzenit, Inc. |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Potential future earn out payments |  | $ 10,000 |  |
Earn out and qualified sales payments measurement period |  | 3 years |  |
Contingent purchase price liabilities |  | $ 1,500 |  |
Accrued earn out payments | $ 0 |  |  |
Business acquisition, payment |  | 10,000 |  |
Tekzenit, Inc. | Contingent Purchase Price Payments |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Potential future earn out payments |  | 6,000 |  |
Tekzenit, Inc. | Financial And Sales Criteria |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Potential future earn out payments |  | $ 4,000 |  |

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