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Related Party Transactions - Narrative (Details) - USD ($) | Jul. 31, 2017 | Jul. 28, 2017 | Sep. 30, 2017 | Jul. 27, 2017 | Jun. 30, 2017 | Dec. 31, 2016
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Related Party Transaction [Line Items] |  |  |  |  |  |
Long-term debt |  |  | $ 1,788,000 |  |  | $ 10,660,000
Common stock, shares issued (in shares) |  |  | 36,782,000 |  |  | 36,659,000
Value of common stock issued |  |  | $ 4,000 |  |  | $ 4,000
Common stock, shares outstanding (in shares) |  | 36,130,253 | 36,130,000 | 36,534,840 |  | 36,455,000
Repurchase of common stock (in shares) | 404,587 |  |  |  |  |
Term Loan | Main Street Term Loan |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Long-term debt | $ 0 |  |  |  |  |
Common shares owned by stockholder, percentage |  |  |  |  | 21.00% |
Main Street Term Loan |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Common stock, shares outstanding (in shares) |  |  |  |  | 7,711,517 |
Main Street Term Loan |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Repurchase of common stock (in shares) | 7,711,517 | 7,711,517 |  |  |  |
SRS Note | Promissory Note |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Long-term debt | $ 0 |  |  |  |  |
SRS Note | President and CEO | Promissory Note |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Interest in note payable, percentage | 27.30% |  |  |  | 27.30% |
Common stock, shares issued (in shares) | 1,806,087 |  |  |  |  |
Common stock, shares issued, price per share (in dollars per share) | $ 0.387 |  |  |  |  |
Value of common stock issued | $ 699,528 |  |  |  |  |

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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + 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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