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Stockholders' Equity Stockholders' Equity Text Tag (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 1994 | Dec. 31, 2011 | Mar. 31, 2017 | Mar. 31, 2018 | Oct. 27, 2011 | Aug. 06, 2002 | Oct. 24, 1994
Stockholders' Equity Note [Abstract] |  |  |  |  |  |  |
Common Stock, Shares Issued (in shares) |  |  | 3,698,031 | 3,698,031 |  |  | 2,314,375
Common Stock, Par Value (in dollars per share) |  |  | $ 0.01 | $ 0.01 |  |  | $ 0.01
Share Price (in dollars per share) |  |  |  |  |  |  | $ 10
Proceeds from Issuance of Common Stock | $ 21.5 |  |  |  |  |  |
Stockholders' Equity, Reverse Stock Split |  | 1-for-15 |  |  |  |  |
Common Stock, Shares Outstanding (in shares) |  |  | 3,696,087 | 3,697,914 | 2,492,415 |  |
Stock Issued During Period, Shares, Reverse Stock Splits (in shares) |  | 166,161 |  |  |  |  |
Series D Convertible Preferred Stock, Shares Outstanding (in shares) |  |  | 45,118 | 45,118 |  |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in shares) |  |  |  |  |  | 15,442 |
Stock Repurchased During Period, Shares (in shares) |  |  | 0 |  |  |  |
Tier One Leverage Capital IMCR to Average Assets |  |  | 9.00% | 9.00% |  |  |
Total Risk Based Capital IMCR to Risk Weighted Assets |  |  | 12.00% | 12.00% |  |  |
Tier One Leverage Capital to Average Assets |  |  | 8.98% | 10.16% |  |  |
Common Equity Tier One Capital to Risk Weighted Assets |  |  | 11.88% | 15.20% |  |  |
Total Risk Based Capital to Risk Weighted Assets |  |  | 12.85% | 16.40% |  |  |
Tier One Risk Based Capital to Risk Weighted Assets |  |  | 11.88% | 15.20% |  |  |

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- Definition Total Capital divided by risk weighted assets as defined in the regulations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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- Definition Reduction in the number of shares during the period as a result of a reverse stock split. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
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