Commitments and Contingencies	12 Months Ended
Dec. 31, 2021
Commitments and Contingencies
Commitments and Contingencies	12. Commitments and Contingencies Performance-Contingent Awards In 2016, the Compensation Committee granted long-term incentive cash bonus awards to certain employees. The vesting and payout of such awards was dependent on the Company meeting its critical operating goals and objectives during a five-year period from 2016 to December 2020, as well as continued employment. The awards were broken into three separate tranches, and expenses associated with these awards were recognized during the years 2016 to 2021 as the performance conditions were achieved. The performance conditions associated with the first tranche of the cash bonus awards were completed in the second quarter of 2018, the performance conditions associated with the second tranche were completed in the first quarter of 2019, and the performance conditions associated with the third tranche were completed in the first quarter of 2020. The Company recognized $0.4 million, $3.3 million, and $14.2 million of cash bonus expense for the year ended December 31, 2021, 2020, and 2019, respectively, and the expenses associated with these awards have been fully recognized as of December 31, 2021. Guarantees and Indemnifications The Company indemnifies its officers and directors for certain events or occurrences, subject to certain limits. The Company maintains insurance policies that may limit its exposure, and therefore, the Company believes the fair value of these indemnification agreements is minimal. Accordingly, the Company has not recognized any liabilities relating to these agreements as of December 31, 2021. However, no assurances can be given regarding the amounts that may ultimately be covered by the insurers, and the Company may incur substantial liabilities because of these indemnification obligations.

Commitments and Contingencies

12 Months Ended

Dec. 31, 2021

12. Commitments and Contingencies

Performance-Contingent Awards

In 2016, the Compensation Committee granted long-term incentive cash bonus awards to certain employees. The vesting and payout of such awards was dependent on the Company meeting its critical operating goals and objectives during a five-year period from 2016 to December 2020, as well as continued employment. The awards were broken into three separate tranches, and expenses associated with these awards were recognized during the years 2016 to 2021 as the performance conditions were achieved.

The performance conditions associated with the first tranche of the cash bonus awards were completed in the second quarter of 2018, the performance conditions associated with the second tranche were completed in the first quarter of 2019, and the performance conditions associated with the third tranche were completed in the first quarter of 2020. The Company recognized $0.4 million, $3.3 million, and $14.2 million of cash bonus expense for the year ended December 31, 2021, 2020, and 2019, respectively, and the expenses associated with these awards have been fully recognized as of December 31, 2021.

Guarantees and Indemnifications

The Company indemnifies its officers and directors for certain events or occurrences, subject to certain limits. The Company maintains insurance policies that may limit its exposure, and therefore, the Company believes the fair value of these indemnification agreements is minimal. Accordingly, the Company has not recognized any liabilities relating to these agreements as of December 31, 2021. However, no assurances can be given regarding the amounts that may ultimately be covered by the insurers, and the Company may incur substantial liabilities because of these indemnification obligations.