Note 14 - Senior Notes (Tables)

6 Months Ended

Jun. 30, 2016

Notes Tables

Schedule of Debt [Table Text Block]

	June 30,		December 31,
	2016		2015
	(Dollars in thousands)
5⅝% Senior Notes due February 2020, net	$	246,466	$	246,032
5½% Senior Notes due January 2024		248,299		248,209
6% Senior Notes due January 2043		346,311		346,283
Total	$	841,076	$	840,524