March 31,

December 31,

2023

2022

(in millions)

Unsecured revolving credit facility maturing September 3, 2025

$

—

$

—

Senior unsecured notes, interest payable semi-annually at 4.50%, effective rate of 4.63%, redeemed on January 15, 2023

—

500.0

Senior unsecured notes, interest payable semi-annually at 1.30%, effective rate of 1.53%, maturing August 15, 2025

400.0

Senior unsecured notes, interest payable semi-annually at 2.15%, effective rate of 2.27%, maturing August 15, 2030

500.0

Senior unsecured notes, interest payable semi-annually at 6.85%, effective rate of 6.91%, maturing November 15, 2036

250.0

Other notes and revolving credit facilities

9.6

Total

1,159.6

1,659.6

Less: unamortized discount and debt issuance costs

(11.2)

(12.0)

Less: amounts due within one year and short-term borrowings

(8.2)

(508.2)

Total long-term debt

$

1,140.2

$

1,139.4