Note 11 - Senior Notes (Tables)

3 Months Ended

Mar. 31, 2019

Senior Notes [Abstract]

Schedule of Senior Notes [Table Text Block]

The carrying value of our senior notes at March 31, 2019 and December 31, 2018 was as follows:

(In thousands)		March 31, 2019		December 31, 2018
5.500%	Senior Notes due 2019	$	158,502	$	158,324
5.250%	Senior Notes due 2020	232,961		232,729
7.000%	Senior Notes due 2021	196,056		195,867
4.500%	Senior Notes due 2024	443,678		443,428
	Total Senior Notes	$	1,031,197	$	1,030,348