Stock-Based Compensation	3 Months Ended
Mar. 31, 2026
Share-Based Payment Arrangement [Abstract]
Stock-Based Compensation	15. Stock-Based Compensation Equity compensation awards may be granted to certain eligible employees or non-employee directors. A detailed description of the awards granted prior to 2026 is included in the Company’s 2025 Annual Report on Form 10-K. The Company grants certain share-based payment awards that are classified as liabilities in accordance with ASC Topic 718, "Compensation—Stock Compensation." These awards include cash-settled restricted stock units which vest in three annual increments over a three-year period and cash-settled performance share units which vest after three years and are earned based on the extent to which performance goals are met over the applicable performance period. Liability-classified awards are measured at fair value at each reporting date until settlement. The fair value of these awards is determined using the closing stock price at the end of the reporting period, and is remeasured at each balance sheet date. Changes in fair value are recognized as compensation expense in engineering, selling, and administrative expenses in the Condensed Consolidated Statements of Operations over the requisite service period. During the year ended December 31, 2025, the Company modified certain 2023 and 2024 restricted stock units and performance share units to settle them in cash in lieu of stock. The performance conditions, if applicable, and vesting schedules remain unchanged for these awards. As of March 31, 2026, the Company had a liability of $0.8 million recorded in accounts payable and accrued expenses in the Condensed Consolidated Balance Sheets related to awards that are expected to settle in cash. Stock-based compensation expense, including cash-settled liability awards, was $3.3 million and $2.6 million for the three months ended March 31, 2026 and 2025, respectively. The Company reports stock-based compensation expense within engineering, selling, and administrative expenses in the Condensed Consolidated Statements of Operations. The Company recognizes stock-based compensation expense over the award’s vesting period, subject to the retirement, death, or disability provisions of the 2013 Omnibus Incentive Plan or the 2025 Omnibus Incentive Plan, as applicable. The Company granted no restricted stock units and performance share units to employees or non-employee directors during the three months ended March 31, 2026.

Stock-Based Compensation

3 Months Ended

Mar. 31, 2026

Share-Based Payment Arrangement [Abstract]

15. Stock-Based Compensation

Equity compensation awards may be granted to certain eligible employees or non-employee directors. A detailed description of the awards granted prior to 2026 is included in the Company’s 2025 Annual Report on Form 10-K.

The Company grants certain share-based payment awards that are classified as liabilities in accordance with ASC Topic 718, "Compensation—Stock Compensation." These awards include cash-settled restricted stock units which vest in three annual increments over a three-year period and cash-settled performance share units which vest after three years and are earned based on the extent to which performance goals are met over the applicable performance period.

Liability-classified awards are measured at fair value at each reporting date until settlement. The fair value of these awards is determined using the closing stock price at the end of the reporting period, and is remeasured at each balance sheet date.

Changes in fair value are recognized as compensation expense in engineering, selling, and administrative expenses in the Condensed Consolidated Statements of Operations over the requisite service period.

During the year ended December 31, 2025, the Company modified certain 2023 and 2024 restricted stock units and performance share units to settle them in cash in lieu of stock. The performance conditions, if applicable, and vesting schedules remain unchanged for these awards.

As of March 31, 2026, the Company had a liability of $0.8 million recorded in accounts payable and accrued expenses in the Condensed Consolidated Balance Sheets related to awards that are expected to settle in cash.

Stock-based compensation expense, including cash-settled liability awards, was $3.3 million and $2.6 million for the three months ended March 31, 2026 and 2025, respectively. The Company reports stock-based compensation expense within engineering, selling, and administrative expenses in the Condensed Consolidated Statements of Operations. The Company recognizes stock-based compensation expense over the award’s vesting period, subject to the retirement, death, or disability provisions of the 2013 Omnibus Incentive Plan or the 2025 Omnibus Incentive Plan, as applicable.

The Company granted no restricted stock units and performance share units to employees or non-employee directors during the three months ended March 31, 2026.