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Reverse Stock Split (Details) | May 19, 2016 shares | Dec. 30, 2017 shares | Dec. 31, 2016 shares | May 18, 2016 shares
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Class of Stock [Line Items] |  |  |  |
Common stock, shares authorized | 20,000,000 | 20,000,000 | 20,000,000 | 200,000,000
Preferred stock, shares authorized | 30,000,000 |  |  |
Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock split, conversion ratio | 0.1 |  |  |

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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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