Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Earnings Per Share (Details Textual)

v3.19.1
Note 4 - Earnings Per Share (Details Textual) - USD ($)
$ in Millions
3 Months Ended 8 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Jul. 31, 2018
Stock Repurchase Program, Authorized Amount       $ 35.0
Treasury Stock, Shares, Acquired 0   400,000  
Treasury Stock, Value, Acquired, Cost Method $ 1.5 $ 3.4 $ 12.6  
Stock Repurchase Program, Remaining Authorized Repurchase Amount $ 22.4   $ 22.4