As of

(in thousands)

March 31, 2022

December 31, 2021

Credit Facility:

Revolving credit agreement

$

586,900

$

283,400

Convertible Debt:

0.75% convertible notes, unsecured, due 2049

525,000

468,235

1.375% Senior Notes, due 2026

663,900

682,080

Other obligations

386

920

Total debt obligations

1,776,186

1,434,635

Unamortized debt issuance costs

(13,610

)

(13,729

)

Carrying value of debt

1,762,576

1,420,906

Short-term debt obligations and current maturities of long-term debt obligations

(298

)

(821

)

Long-term debt obligations

$

1,762,278

$

1,420,085