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Related Party Transactions - Narrative (Details) - USD ($) |  |  |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Feb. 11, 2020 | Sep. 05, 2019 | Oct. 30, 2017 | Sep. 28, 2015 | Apr. 30, 2019 | Feb. 28, 2019 | Apr. 30, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Feb. 13, 2019
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Employee options granted to purchase shares of common stock (in shares) |  |  |  |  |  |  |  | 100,000 | 250,000 |
Payments to acquire equity method investments |  |  |  |  |  |  |  | $ 673,000 | $ 3,083,000 |
Accounts receivable |  |  |  |  |  |  |  | $ 13,006,000 | 12,646,000 |
Azzurro Capital, Inc. |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Percent of outstanding shares |  |  |  |  |  |  |  | 47.80% |  |
Stock Options Granted | Chief Executive Officer |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Employee options granted to purchase shares of common stock (in shares) |  |  | 400,000 | 400,000 |  |  |  |  |  |
February 2019 Plan |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Stock repurchased program authorized number of shares (in shares) |  |  |  |  |  |  |  |  |  | 100,000
Aggregate purchase price |  |  |  |  |  |  |  |  |  | $ 1,600,000.0
Stock repurchase program discount on purchase price |  |  |  |  |  |  |  |  |  | 5.00%
Stock repurchased during period (in shares) |  |  |  |  |  | 100,000 |  |  |  |
Aggregate purchase price of shares repurchased |  |  |  |  |  | $ 1,600,000 |  |  |  |
November 2019 Plan |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Stock repurchase program discount on purchase price |  |  |  |  |  |  |  |  |  | 4.40%
Stock repurchased during period (in shares) |  |  |  |  |  | 200,000 |  |  |  |
Aggregate purchase price of shares repurchased |  |  |  |  |  | $ 2,000,000 |  |  |  |
WeekenGO |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Payments to acquire equity method investments |  |  |  |  | $ 673,000 |  | $ 3,000,000 |  |  |
Ownership percentage |  |  |  |  | 26.60% |  | 25.00% |  |  |
WeekenGO | Equity Method Investee |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Future expected revenue |  |  |  |  |  |  |  |  | 2,100,000 |
Purchases from related party |  |  |  |  |  |  |  | $ 1,200,000 | 319,000 |
Accounts receivable |  |  |  |  |  |  |  | $ 230,000 | $ 58,000 |
Including Holger Proxy |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Ownership percentage of voting power |  |  |  |  |  |  |  | 48.20% |  |
Subsequent Event | WeekenGO |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Payments to acquire equity method investments | $ 1,700,000 |  |  |  |  |  |  |  |  |
Ownership percentage | 33.70% |  |  |  |  |  |  |  |  |
Stock Options | September 2019 Executive Options | Stock Options Granted | Chief Executive Officer |  |  |  |  |  |  |  |  |  |
Related Party Transactions |  |  |  |  |  |  |  |  |  |
Employee options granted to purchase shares of common stock (in shares) |  | 400,000 |  |  |  |  |  |  |  |

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