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Equity - Additional Information (Detail) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 USD ($) shares | Jun. 30, 2019 Title shares | Dec. 31, 2020 shares | Dec. 31, 2019 shares
Equity [Line Items] |  |  |  |
Ownership percentage of common stock shares outstanding of chairman |  |  | 80.00% |
Complementary Streaming Platform [Member] | Secured Convertible Promissory Note [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Value of notes converted to common stock | $ | $ 1,750,000 |  |  |
Original Content Acquisition [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Number of titles of original content acquired to be integrated | Title |  | 450 |  |
Class B Common Stock Converted Into Class A Common Stock [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Stock conversion ratio |  |  | 100.00% |
Class B Common Stock [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Common stock, shares outstanding |  |  | 5,400,000 | 5,400,000
Common stock voting rights |  |  | ten votes on all matters submitted to a vote of shareholders. |
Class B Common Stock [Member] | Board of Directors Chairman and CEO [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Ownership percentage of common stock shares outstanding of chairman |  |  | 100.00% |
Common stock, shares outstanding |  |  | 5,400,000 |
Class A Common Stock [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Common stock, shares outstanding |  |  | 13,782,951 | 13,023,231
Common stock voting rights |  |  | one vote for each share held on all matters submitted to a vote of shareholders. |
Class A Common Stock [Member] | Complementary Streaming Platform [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Issuance of common stock as consideration for acquisition |  | 404,891 |  |
Shares issued for consideration of earnout payments | 139,617 |  |  |
Liability relieved for additional consideration | $ | $ 431,000 |  |  |
Number of shares issued upon conversion of notes | 247,270 |  |  |
Class A Common Stock [Member] | Original Content Acquisition [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Issuance of common stock as consideration for acquisition |  | 79,941 |  |
Class A Common Stock [Member] | Board of Directors Chairman and CEO [Member] |  |  |  |
Equity [Line Items] |  |  |  |
Common stock, shares outstanding |  |  | 378,778 |

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