Note 13 - Long-term Debt and Credit Arrangements (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Schedule of Long-term Debt Instruments [Table Text Block]

(in thousands)	September 30, 2021		December 31, 2020		September 30, 2020
2.75% Convertible Notes	$	205,543	$	200,303	$	198,606
Credit Agreement - term loan		125,625		131,250		133,125
Credit Agreement - revolving credit facility		—		—		75,000
Debt issuance costs and other		8,742		7,247		7,166
Total debt		339,910		338,800		413,897
Less current maturities		8,718		8,278		8,253
Total long-term debt	$	331,192	$	330,522	$	405,644