Earnings Per Share - Basic (Detail) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | |
|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
|
| Numerator | ||
| Net income attributable to common shareholders | $ 43,121 | $ 50,791 |
| Denominator | ||
| Weighted average number of basic common shares outstanding (in shares) | 51,421,159 | 45,605,845 |
| Net income per basic common share attributable to common stockholders (in dollars per share) | $ 0.84 | $ 1.11 |
| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|