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Preferred Stock (Small Business Lending Fund) (Narrative) (Detail) - USD ($) |  |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jan. 19, 2016 | Dec. 15, 2015 | Dec. 09, 2015 | Jan. 03, 2013 | Dec. 31, 2015 | Mar. 01, 2015
Phoenix Bancorp Inc. [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Preferred Stock, Shares Issued |  |  |  |  |  | 1,750
Preferred Class B [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage |  |  |  | 7.00% |  |
Payments for Repurchase of Redeemable Preferred Stock |  |  | $ 5,123,000 |  |  |
Stock issued during period, shares, new issues |  |  |  | 5,000 |  |
Proceeds from issuance of private placement |  |  |  | $ 5,000,000 |  |
Preferred stock, redemption price per share |  |  | $ 1,024.67 |  |  |
Preferred Stock Redemption Price Per Share Excluding Dividends Declared But Unpaid |  |  | $ 1,020 |  |  |
Series C Preferred Stock [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage | 1.00% |  |  |  |  |
Payments for Repurchase of Redeemable Preferred Stock |  | $ 1,754,000 |  |  | $ 1,750,000 |
Preferred Stock, Shares Issued |  |  |  |  |  | 1,750
Preferred Stock, Liquidation Preference Per Share |  |  |  |  |  | $ 1,000
Series C Preferred Stock [Member] | Phoenix Bancorp Inc. [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Preferred Stock, Shares Issued |  |  |  |  |  | 1,750
Preferred Stock, Liquidation Preference Per Share |  |  |  |  |  | $ 1,000

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- Definition The cash outflow for reacquisition of callable preferred stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21484-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(d)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21564-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21488-112644 + Details
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- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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