Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Stockholders' Equity (Parenthetical)

v3.19.3
Consolidated Statements of Stockholders' Equity (Parenthetical) - $ / shares
3 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Statement Of Stockholders Equity [Abstract]            
Cash dividends on common stock per share $ 0.30 $ 0.25 $ 0.25 $ 0.25 $ 0.25 $ 0.25