| Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
| |
|
Quarter Ended |
|
|
Six Months Ended |
|
| |
|
December 31, |
|
|
December 31, |
|
| |
|
2019 |
|
|
2018 |
|
|
2019 |
|
|
2018 |
|
| Earnings per share – basic: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Net income |
|
$ |
119,622 |
|
|
$ |
17,556 |
|
|
$ |
134,018 |
|
|
$ |
34,958 |
|
| Income allocated to participating securities |
|
|
(172 |
) |
|
|
(18 |
) |
|
|
(258 |
) |
|
|
(34 |
) |
| Income available to common shareholders |
|
$ |
119,450 |
|
|
$ |
17,538 |
|
|
$ |
133,760 |
|
|
$ |
34,924 |
|
| Weighted-average shares outstanding – basic |
|
|
38,167 |
|
|
|
37,766 |
|
|
|
38,100 |
|
|
|
37,732 |
|
| Earnings per share – basic |
|
$ |
3.13 |
|
|
$ |
0.46 |
|
|
$ |
3.51 |
|
|
$ |
0.93 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Earnings per share – diluted: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Net income |
|
$ |
119,622 |
|
|
$ |
17,556 |
|
|
$ |
134,018 |
|
|
$ |
34,958 |
|
| Income allocated to participating securities |
|
|
(172 |
) |
|
|
(18 |
) |
|
|
(258 |
) |
|
|
(34 |
) |
| Income available to common shareholders |
|
$ |
119,450 |
|
|
$ |
17,538 |
|
|
$ |
133,760 |
|
|
$ |
34,924 |
|
| Weighted-average shares outstanding – basic |
|
|
38,167 |
|
|
|
37,766 |
|
|
|
38,100 |
|
|
|
37,732 |
|
| Dilutive effect of stock options and restricted stock units |
|
|
1,383 |
|
|
|
982 |
|
|
|
1,270 |
|
|
|
1,050 |
|
| Weighted-average common shares outstanding – diluted |
|
|
39,550 |
|
|
|
38,748 |
|
|
|
39,370 |
|
|
|
38,782 |
|
| Earnings per share – diluted |
|
$ |
3.02 |
|
|
$ |
0.45 |
|
|
$ |
3.40 |
|
|
$ |
0.90 |
|
|