Note 14 - Senior Notes (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Schedule of Debt [Table Text Block]

	March 31,		December 31,
	2020		2019
	(Dollars in thousands)
5.625% Senior Notes due February 2020, net	$	-	$	249,909
5.500% Senior Notes due January 2024, net		249,060		249,005
3.850% Senior Notes due January 2030, net		297,285		-
6.000% Senior Notes due January 2043, net		490,555		490,508
Total	$	1,036,900	$	989,422