XML 18 R6.htm IDEA: XBRL DOCUMENT v3.21.1
Consolidated Statements of Stockholders' Equity Parentheticals - $ / shares
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Statement of Stockholders' Equity [Abstract]    
Common Stock, Dividends, Per Share, Declared $ 0 $ 0.70