Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical)

v3.19.1
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical) - $ / shares
3 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Statement of Stockholders' Equity [Abstract]            
Cash dividends declared (in dollars per share) $ 0.75 $ 0.75 $ 0.75 $ 0.59 $ 0.59 $ 0.59