Shareholders' Equity (Tables)
|6 Months Ended|
Jun. 30, 2019
|Schedule of Stockholders Equity [Table Text Block]||
The following tables summarize our share repurchases for the three and six months ended June 30, 2019 and 2018.
Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef