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Commitments and Contingencies (Details) - USD ($) $ in Thousands | 6 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2022 | Mar. 31, 2022 | Mar. 02, 2022
Contractual obligations |  |  |  |  |
Remainder of 2022 | [1],[2],[3] | $ 14,441 |  |  |
2023 | [1],[2],[3] | 66,366 |  |  |
2024 | [1],[2],[3] | 14,928 |  |  |
2025 | [1],[2],[3] | 5,688 |  |  |
2026 | [1],[2],[3] | 0 |  |  |
Total contractual obligation | [1],[2],[3] | 101,423 |  |  |
Unrecognized tax benefit excluding foreign tax withholdings |  | 21,200 |  |  |
1.375% Convertible senior notes due 2023 | Convertible senior notes |  |  |  |  |
Contractual obligations |  |  |  |  |
Repurchased convertible debt, face amount |  | 123,100 | [4] | $ 107,900 | $ 123,100
Software licenses |  |  |  |  |
Contractual obligations |  |  |  |  |
Remainder of 2022 | [1],[2],[3],[5] | 8,594 |  |  |
2023 | [1],[2],[3],[5] | 14,166 |  |  |
2024 | [1],[2],[3],[5] | 12,421 |  |  |
2025 | [1],[2],[3],[5] | 5,688 |  |  |
2026 | [1],[2],[3],[5] | 0 |  |  |
Total contractual obligation | [1],[2],[3],[5] | $ 40,869 |  |  |
Terms of noncancellable license agreements, minimum (in years) |  | 1 year |  |  |
Software licenses | Engineering development tools | Other current liabilities |  |  |  |  |
Contractual obligations |  |  |  |  |
Total contractual obligation | [5] | $ 9,100 |  |  |
Software licenses | Engineering development tools | Other long-term liabilities |  |  |  |  |
Contractual obligations |  |  |  |  |
Total contractual obligation | [5] | 19,300 |  |  |
Acquisition retention bonuses |  |  |  |  |
Contractual obligations |  |  |  |  |
Remainder of 2022 | [1],[2],[3],[6] | 5,508 |  |  |
2023 | [1],[2],[3],[6] | 2,507 |  |  |
2024 | [1],[2],[3],[6] | 2,507 |  |  |
2025 | [1],[2],[3],[6] | 0 |  |  |
2026 | [1],[2],[3],[6] | 0 |  |  |
Total contractual obligation | [1],[2],[3],[6] | 10,522 |  |  |
Convertible senior notes |  |  |  |  |
Contractual obligations |  |  |  |  |
Remainder of 2022 | [1],[2],[3],[4] | 0 |  |  |
2023 | [1],[2],[3],[4] | 49,354 |  |  |
2024 | [1],[2],[3],[4] | 0 |  |  |
2025 | [1],[2],[3],[4] | 0 |  |  |
2026 | [1],[2],[3],[4] | 0 |  |  |
Total contractual obligation | [1],[2],[3],[4] | 49,354 |  |  |
Interest payments related to convertible notes |  |  |  |  |
Contractual obligations |  |  |  |  |
Remainder of 2022 | [1],[2],[3] | 339 |  |  |
2023 | [1],[2],[3] | 339 |  |  |
2024 | [1],[2],[3] | 0 |  |  |
2025 | [1],[2],[3] | 0 |  |  |
2026 | [1],[2],[3] | 0 |  |  |
Total contractual obligation | [1],[2],[3] | $ 678 |  |  |
[1] | For the Company’s lease commitments as of June 30, 2022, refer to Note 9, “Leases.”
[2] | The Company’s other contractual obligations as of June 30, 2022 were not material.
[3] | The above table does not reflect possible payments in connection with unrecognized tax benefits of approximately $21.2 million, including $19.4 million recorded as a reduction of long-term deferred tax assets and $1.8 million in long-term income taxes payable as of June 30, 2022. As noted below in Note 14, “Income Taxes,” although it is possible that some of the unrecognized tax benefits could be settled within the next 12 months, the Company cannot reasonably estimate the outcome at this time.
[4] | During the six months ended June 30, 2022, the Company repurchased $123.1 million of the aggregate principal amount of its 2023 Notes. Refer to Note 10, “Convertible Notes.”
[5] | The Company has commitments with various software vendors for agreements generally having terms longer than one year. During the second quarter of 2022, the Company renewed a software license agreement for engineering development tools, which is included in the table above. As of June 30, 2022, there was approximately $9.1 million included in other current liabilities and $19.3 million included in other long-term liabilities, related to this software license, in the accompanying unaudited condensed consolidated balance sheet.
[6] | In connection with the acquisition of Northwest Logic in the third quarter of 2019, the Secure Silicon IP and Protocols business in the fourth quarter of 2019, the acquisitions of AnalogX and PLDA in the third quarter of 2021, and the acquisition of Hardent in the second quarter of 2022, the Company is obligated to pay retention bonuses to certain employees subject to certain eligibility and acceleration provisions, including the condition of employment.

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