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Accumulated Other Comprehensive Income (Loss) | 12 Months Ended
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Sep. 30, 2017
Equity [Abstract] |
Accumulated Other Comprehensive Income (Loss) | Accumulated Other Comprehensive Income (Loss) The changes in accumulated other comprehensive income (loss) ("AOCI") by component during the years ended September 30, 2017, 2016 and 2015 are as follows (dollars in thousands):
| Changes in fair value of available for sale securities [1] |  | Other-than-temporary impairment on held to maturity securities [1] |  | Total [1]
2017 |  |  |  |  |
Balance of AOCI at the beginning of period | $ | 4 |  |  | $ | (179 | ) |  | $ | (175 | )
Net change | (23 | ) |  | 74 |  |  | 51 |
Balance of AOCI at the end of period | $ | (19 | ) |  | $ | (105 | ) |  | $ | (124 | )
2016 |  |  |  |  |
Balance of AOCI at the beginning of period | $ | 3 |  |  | $ | (316 | ) |  | $ | (313 | )
Net change | 1 |  |  | 137 |  |  | 138 |
Balance of AOCI at the end of period | $ | 4 |  |  | $ | (179 | ) |  | $ | (175 | )
2015 |  |  |  |  |
Balance of AOCI at the beginning of period | $ | 37 |  |  | $ | (376 | ) |  | $ | (339 | )
Net change | (34 | ) |  | 60 |  |  | 26 |
Balance of AOCI at the end of period | $ | 3 |  |  | $ | (316 | ) |  | $ | (313 | )
___________________ [1] All amounts are net of income taxes.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 + Details
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- References No definition available. + Details
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