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STOCKHOLDERS' EQUITY AND REGULATORY MATTERS (Tables) | 12 Months Ended
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Dec. 31, 2017
Regulatory Capital Requirements [Abstract] |
The Actual and Required Capital Amounts and Ratios | The actual and required capital amounts and ratios were as follows:
| Actual |  | For Capital Adequacy Purposes |  | To be Well Capitalized under Prompt Corrective Action Provisions
Dollars in thousands | Amount |  | Ratio |  | Amount (1) |  | Ratio (1) |  | Amount |  | Ratio
CORPORATION |  |  |  |  |  |  |  |  |  |  |
As of December 31, 2017 |  |  |  |  |  |  |  |  |  |  |
Tier 1 leverage ratio (to average assets) | $ | 144,376 |  |  | 9.04 | % |  | $ ≥63,871 |  | ≥4.0% |  | N/A |  | N/A
Common Tier 1 risk-based capital ratio (to risk-weighted assets) | 144,376 |  |  | 12.79 |  |  | ≥50,796 |  | ≥4.5 |  | N/A |  | N/A
Tier 1 risk-based capital ratio (to risk-weighted assets) | 144,376 |  |  | 12.79 |  |  | ≥67,728 |  | ≥6.0 |  | N/A |  | N/A
Total risk-based capital ratio (to risk-weighted assets) | 158,479 |  |  | 14.04 |  |  | ≥90,304 |  | ≥8.0 |  | N/A |  | N/A
As of December 31, 2016 |  |  |  |  |  |  |  |  |  |  |
Tier 1 leverage ratio (to average assets) | $ | 121,650 |  |  | 10.06 | % |  | $ ≥48,382 |  | ≥4.0% |  | N/A |  | N/A
Common Tier 1 risk-based capital ratio (to risk-weighted assets) | 121,650 |  |  | 14.71 |  |  | ≥37,205 |  | ≥4.5 |  | N/A |  | N/A
Tier 1 risk-based capital ratio (to risk-weighted assets) | 121,650 |  |  | 14.71 |  |  | ≥49,606 |  | ≥6.0 |  | N/A |  | N/A
Total risk-based capital ratio (to risk-weighted assets) | 132,033 |  |  | 15.97 |  |  | ≥66,142 |  | ≥8.0 |  | N/A |  | N/A
BANK |  |  |  |  |  |  |  |  |  |  |
As of December 31, 2017 |  |  |  |  |  |  |  |  |  |  |
Tier 1 leverage ratio (to average assets) | $ | 138,811 |  |  | 8.70 | % |  | $ ≥68,857 |  | ≥4.0% |  | $ ≥79,822 |  | ≥5.0%
Common Tier 1 risk-based capital ratio (to risk-weighted assets) | 138,811 |  |  | 12.34 |  |  | ≥50,639 |  | ≥4.5 |  | ≥73,145 |  | ≥6.5
Tier 1 risk-based capital ratio (to risk-weighted assets) | 138,811 |  |  | 12.34 |  |  | ≥67,519 |  | ≥6.0 |  | ≥90,025 |  | ≥8.0
Total risk-based capital ratio (to risk-weighted assets) | 152,868 |  |  | 13.58 |  |  | ≥90,025 |  | ≥8.0 |  | ≥112,532 |  | ≥10.0
As of December 31, 2016 |  |  |  |  |  |  |  |  |  |  |
Tier 1 leverage ratio (to average assets) | $ | 106,540 |  |  | 8.82 | % |  | $ ≥48,316 |  | ≥4.0% |  | $ ≥60,395 |  | ≥5.0%
Common Tier 1 risk-based capital ratio (to risk-weighted assets) | 106,540 |  |  | 12.96 |  |  | ≥36,995 |  | ≥4.5 |  | ≥53,438 |  | ≥6.5
Tier 1 risk-based capital ratio (to risk-weighted assets) | 106,540 |  |  | 12.96 |  |  | ≥49,327 |  | ≥6.0 |  | ≥65,770 |  | ≥8.0
Total risk-based capital ratio (to risk-weighted assets) | 116,865 |  |  | 14.22 |  |  | ≥65,770 |  | ≥8.0 |  | ≥82,212 |  | ≥10.0
(1) | Amounts and ratios do not include capital conservation buffer.

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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1G -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958577-112826 + Details
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