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Stockholders' Equity (Deficit) - Shares Authorized and Outstanding (Details) - shares | Feb. 03, 2019 | Dec. 30, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Authorized shares of preferred stock |  | 5,000,000 |
Authorized shares of common stock |  | 100,000,000 |
Outstanding shares of common stock , net of repurchased stock |  | 31,400,000 | 33,900,000
Preferred shares issued |  | 0 | 0
Preferred shares outstanding |  | 0 | 0
Securities Purchase Agreement | Subsequent events | Series B Preferred Stock |  |  |
Number of shares sold | 200,000 |  |

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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. + 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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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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- 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://fasb.org/us-gaap/role/ref/legacyRef -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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