​

Three Months Ended

​

Three Months Ended

​

June 30, 

​

June 30, 

​

Non-U.S. Defined Benefit Pension Plans

​

U.S. Defined Benefit Pension

​

2026

  ​ ​ ​

2025

  ​ ​ ​

2026

  ​ ​ ​

2025

Net periodic benefit cost

​

​

​

​

​

​

​

​

​

​

​

Service cost

$

1.6

​

$

1.9

  ​ ​ ​

$

0.2

​

$

0.1

Interest cost

1.7

​

1.6

​

0.1

​

0.1

Expected return on plan assets

(0.1)

​

(0.1)

​

(0.3)

​

(0.3)

Amortization of prior service credit

—

​

(0.1)

​

—

​

—

Amortization of net gain

(1.3)

​

(0.5)

​

—

​

—

Settlement and curtailment gain

—

​

(0.7)

​

(0.1)

​

(0.1)

Net periodic benefit cost

$

1.9

​

$

2.1

​

$

(0.1)

​

$

(0.2)

​

Six Months Ended

​

Six Months Ended

​

June 30, 

​

June 30, 

​

Non-U.S. Defined Benefit Pension Plans

​

U.S. Defined Benefit Pension

​

2026

  ​ ​ ​

2025

  ​ ​ ​

2026

  ​ ​ ​

2025

Net periodic benefit cost

​

​

​

​

​

​

​

​

​

​

​

Service cost

$

3.2

​

$

3.6

  ​ ​ ​

$

0.3

​

$

0.3

Interest cost

3.3

​

3.0

​

0.3

​

0.3

Expected return on plan assets

(0.2)

​

(0.2)

​

(0.5)

​

(0.6)

Amortization of prior service credit

—

​

(0.1)

​

—

​

—

Amortization of net gain

(2.6)

​

(1.0)

​

—

​

—

Settlement and curtailment gain

​

(0.6)

​

​

(0.7)

​

​

(0.1)

​

​

(0.1)

Net periodic benefit cost

$

3.1

​

$

4.6

​

$

—

​

$

(0.1)