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Debt Debt (Tables)
3 Months Ended
Mar. 31, 2021
Debt Disclosure [Abstract]  
Long-term debt
The Company's debt consists of the following (in thousands):
 March 31, 2021December 31, 2020
 Maturity DateAmountStated RateEffective RateAmountStated RateEffective Rate
Senior Unsecured Notes:
2030 NotesAugust 1, 2030$500,000 2.500 %2.630 %$500,000 2.500 %2.630 %
Credit Agreement:
U.S. dollar term loanMarch 29, 202490,000 1.359 %1.627 %91,250 1.504 %1.769 %
Swedish kronor term loanMarch 29, 2024143,005 1.250 %1.503 %154,632 1.250 %1.484 %
Total733,005 745,882 
Unamortized discounts and issuance costs (7,194)(7,490)
Total debt$725,811 $738,392 
Reported as:
Long-term debt, current portion12,945 13,473 
Long-term debt, net of current portion712,866 724,919 
Total$725,811 $738,392