XML 20 R7.htm IDEA: XBRL DOCUMENT v3.21.1
Condensed Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - $ / shares
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Statement Of Stockholders Equity [Abstract]    
Cash dividends declared per share $ 0.16 $ 0.125