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Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands | Total | Parent [Member] | Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Income (Loss) | Treasury Stock | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance at Sep. 30, 2017 | $ 434,496 | $ 434,496 | $ 288 | $ 258,144 | $ 167,164 | $ 9,166 | $ (266) | $ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Cash dividends declared on common stock | (2,517) | (2,517) |  |  | (2,517) |  |  |
Issuance of common shares due to exercise of stock options | 147 | 147 |  | 147 |  |  |  |
Issuance of common shares due to restricted stock | 2 | 2 | 2 |  |  |  |  |
Issuance of common shares due to ESOP | 1,606 | 1,606 | 1 | 1,605 |  |  |  |
Shares repurchased for tax withholdings on stock compensation | (2,126) | (2,126) |  | (726) |  |  | (1,400) |
Stock compensation | 6,321 | 6,321 |  | 6,321 |  |  |  |
Total other comprehensive income | (30,332) | (30,332) |  |  |  | (30,332) |  |
Net income | 36,106 | 36,106 |  |  | 36,106 |  |  |
Ending Balance at Mar. 31, 2018 | 443,703 | 443,703 | 291 | 265,491 | 200,753 | (21,166) | (1,666) | 0
Beginning Balance at Dec. 31, 2017 | 437,705 | 437,705 | 290 | 262,678 | 170,578 | 5,782 | (1,623) | 0
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Cash dividends declared on common stock | (1,261) | (1,261) |  |  | (1,261) |  |  |
Issuance of common shares due to exercise of stock options | 147 | 147 |  | 147 |  |  |  |
Issuance of common shares due to restricted stock | 1 | 1 | 1 |  |  |  |  |
Shares repurchased for tax withholdings on stock compensation | (455) | (455) |  | (412) |  |  | (43) |
Stock compensation | 3,078 | 3,078 |  | 3,078 |  |  |  |
Total other comprehensive income | (26,948) | (26,948) |  |  |  | (26,948) |  |
Net income | 31,436 | 31,436 |  |  | 31,436 |  |  |
Ending Balance at Mar. 31, 2018 | 443,703 | 443,703 | 291 | 265,491 | 200,753 | (21,166) | (1,666) | 0
Beginning Balance at Sep. 30, 2018 | 747,726 | 744,152 | 393 | 565,811 | 213,048 | (33,111) | (1,989) | 3,574
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Cash dividends declared on common stock | (3,943) | (3,943) |  |  | (3,943) |  |  |
Issuance of common shares due to exercise of stock options | 54 | 54 |  | 54 |  |  |  |
Issuance of common shares due to restricted stock | 3 | 3 | 3 |  |  |  |  |
Issuance of common shares due to ESOP | 2,010 | 2,010 |  | 2,010 |  |  |  |
Shares repurchased for tax withholdings on stock compensation | (2,967) | (2,967) | (1) | 1 |  |  | (2,967) | 0
Stock compensation | 8,530 | 8,530 |  | 8,530 |  |  |  |
Total other comprehensive income | 23,322 | 23,322 |  |  |  | 23,322 |  |
Net income | 49,518 | 47,518 |  |  | 47,518 |  |  | 2,000
Net investment by (distribution to) noncontrolling interests | (2,046) |  |  |  |  |  |  | (2,046)
Ending Balance at Mar. 31, 2019 | 823,709 | 820,181 | 395 | 576,406 | 258,600 | (10,264) | (4,956) | 3,528
Beginning Balance at Dec. 31, 2018 | 770,728 | 767,461 | 394 | 572,156 | 228,453 | (29,186) | (4,356) | 3,267
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Cash dividends declared on common stock | (1,973) | (1,973) |  |  | (1,973) |  |  |
Issuance of common shares due to exercise of stock options | 1 | 1 | 1 |  |  |  |  |
Shares repurchased for tax withholdings on stock compensation | (600) | (600) |  | 0 |  |  | (600) |
Stock compensation | 4,250 | 4,250 |  | 4,250 |  |  |  |
Total other comprehensive income | 18,922 | 18,922 |  |  |  | 18,922 |  |
Net income | 33,198 | 32,120 |  |  | 32,120 |  |  | 1,078
Net investment by (distribution to) noncontrolling interests | (817) |  |  |  |  |  |  | (817)
Ending Balance at Mar. 31, 2019 | $ 823,709 | $ 820,181 | $ 395 | $ 576,406 | $ 258,600 | $ (10,264) | $ (4,956) | $ 3,528

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