Consolidated Statements of Changes in Equity (Unaudited) (Parentheticals) - $ / shares
|3 Months Ended|
Mar. 31, 2019
Mar. 31, 2018
|Common stock, dividends, per share, declared (in dollars per share)||$ 0.09||$ 0.06|
Aggregate dividends declared during the period for each share of common stock outstanding.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef