Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)

v3.20.1
CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)
Dec. 31, 2019
Dec. 31, 2018
Aug. 09, 2018
Senior Notes | 7.25% Senior Notes      
Interest rate, stated percentage 7.25% 7.25% 7.25%