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Lines of Credit, Senior Notes and Other Borrowings (Tables)
12 Months Ended
Dec. 31, 2020
Debt Disclosure [Abstract]  
Schedule of consolidated debt
Debt consisted of the following:
 December 31,
(in thousands)20202019
Current:
Other borrowings$25,415 $38,728 
Long-Term:
Senior Notes
2023 Notes$609,764 $557,185 
2024 Notes496,200 495,240 
2028 Notes595,134 594,502 
Other borrowings8,935 4,812 
Borrowings under committed lines of credit$— $—