Note 5 - Shareholders' Equity	6 Months Ended
Jun. 30, 2022
Notes to Financial Statements
Shareholders' Equity and Share-Based Payments [Text Block]	Note 5. Shareholders’ Equity Preferred Stock The Company’s amended Certificate of Incorporation authorizes the issuance of 20,000,000 shares of blank-check preferred stock at $0.001 par value. The Board of Directors will be authorized to fix the designations, rights, preferences, powers and limitations of each series of the preferred stock. The Company filed a Certificate of Designations effective on December 30, 2016, which sets aside 5,000,000 shares of Preferred Stock as Series A Preferred Stock. The Series A Preferred Stock carries a coupon payment obligation of 1.5% of the liquidation value per share ($3.03) per year in cash or additional Series A Preferred Stock, calculated by taking the 30-day average closing price for a share of common stock for the month immediately preceding the coupon payment date which is made annually. The Series A Preferred Stock has no voting or conversion rights. If purchased, redeemed, or otherwise acquired (other than conversion), the preferred stock may be reissued. As of June 30, 2022 and December 31, 2021, there are no outstanding shares of Series A Preferred Stock. Common Stock In February 2020, ShipTime Canada amended its rights to exchange one share of ShipTime Canada stock from 45 PAID common shares and 311 PAID preferred shares to 356 PAID common shares. The Company made available to its ShipTime Canada exchangeable preferred shareholders the one-time option to convert existing book entry preferred shares and exchangeable rights to preferred shares into PAID common shares. As a result, certain ShipTime exchangeable shareholders exercised their rights to receive 1,461,078 shares of PAID Series A Preferred Stock for 1,461,078 shares of PAID common stock. At the same time, the Company made available to its Series A Preferred Stock shareholder the option to exchange existing Series A preferred shares for PAID common shares. The exchange was offered on a one-to-one basis. Shareholders holding 1,015,851 shares of Series A Preferred Stock exchanged such shares for 1,015,851 shares of PAID common stock. Furthermore, because of the amended exchange rights, the Company reflected an additional exchange of PAID Series A Preferred Stock shares totaling 2,089,298 to PAID common shares, representing the additional amount of PAID common shares that will be issued to the ShipTime shareholders upon the exchange. During 2020, two shareholders sold 500 ShipTime exchangeable shares which were subsequently exchanged for 178,000 common shares. In total, the Company has reserved for future issuance of 2,213,608 shares of PAID common stock with respect to the remaining 6,218 exchangeable shares to be issued as a result of the ShipTime acquisition which are considered issued and outstanding as of June 30, 2022 for financial reporting purposes. On March 29, 2021, the Company's Board of Directors authorized the issuance of 1,050,000 bonus shares of PAID common stock to the CEO/CFO for services rendered during 2019 and 2020. This bonus was valued at $2,005,500 based on the closing price of the Company's common stock at March 29, 2021 and was recorded in accrued common stock bonus in shareholders’ equity at December 31, 2020. Also, at March 29, 2021, the Company’s Board of Directors authorized the issuance of an additional 250,000 shares to the CEO/CFO as a one-time sign-on bonus resulting in a share-based compensation expense of $477,500, which was recognized ratably during 2021 as the bonus shares were subject to repurchase if the CEO/CFO terminated employment through January 1, 2022. All of these shares were issued on March 31, 2021. During the second quarter of 2021, the Company issued 18,099 shares valued at $2.21 per share for a total of $40,000 to two employees as bonus compensation which is included in share-based compensation in the condensed statements of operations and comprehensive income (loss) for the three and six months ended June 30, 2021. During the second quarter of 2022, the Company issued 13,021 shares valued at $1.92 per share for a total share-based compensation expense of $25,000 to one employee as bonus compensation which is included in share-based compensation in the condensed consolidated statements of operations and comprehensive income (loss) for the three and six months ended June 30, 2022. The share were issued pursuant to the exemption for registration provided by Section 4(a)(2) of the Securities Act and Rule 506 of the SEC’s Regulation D thereunder. Share-based Incentive Plans On March 23, 2018, the Board of Directors voted to approve the 2018 Stock Option Plan which reserves 450,000 non-qualified stock options to be granted to employees. The Company has three additional stock option plans that include both incentive and non-qualified stock options to be granted to certain eligible employees, non-employee directors, or consultants of the Company. On November 10, 2020, the board voted to increase the 2018 Stock Option Plan from 450,000 options to 900,000 options. For the year ended December 31, 2020, the Company granted 105,000 stock options to employees, consultants and directors. During 2021, the Company issued 10,000 stock options to one employee. These options have a three-year vesting schedule with one-third vesting immediately, one-third vesting in 18 months and the final one-third vesting in 36 months, they expire if not exercised in ten years from the grant date, and their exercise price is $1.91 per share. For the three- and six-month periods ended June 30, 2022, the Company recorded $16,916 and $35,012, respectively, of share-based compensation expense related to the vesting of applicable options granted in 2021 and prior years. For the three-and six-month periods ended June 30, 2021, the Company recorded $24,618 and $49,481, respectively, of share-based compensation expense related to the vesting of applicable options granted in 2021 and prior years.

Note 5 - Shareholders' Equity

6 Months Ended

Jun. 30, 2022

Shareholders' Equity and Share-Based Payments [Text Block]

Note 5. Shareholders’ Equity

Preferred Stock

The Company’s amended Certificate of Incorporation authorizes the issuance of 20,000,000 shares of blank-check preferred stock at $0.001 par value. The Board of Directors will be authorized to fix the designations, rights, preferences, powers and limitations of each series of the preferred stock.

The Company filed a Certificate of Designations effective on December 30, 2016, which sets aside 5,000,000 shares of Preferred Stock as Series A Preferred Stock. The Series A Preferred Stock carries a coupon payment obligation of 1.5% of the liquidation value per share ($3.03) per year in cash or additional Series A Preferred Stock, calculated by taking the 30-day average closing price for a share of common stock for the month immediately preceding the coupon payment date which is made annually. The Series A Preferred Stock has no voting or conversion rights. If purchased, redeemed, or otherwise acquired (other than conversion), the preferred stock may be reissued. As of June 30, 2022 and December 31, 2021, there are no outstanding shares of Series A Preferred Stock.

Common Stock

In February 2020, ShipTime Canada amended its rights to exchange one share of ShipTime Canada stock from 45 PAID common shares and 311 PAID preferred shares to 356 PAID common shares. The Company made available to its ShipTime Canada exchangeable preferred shareholders the one-time option to convert existing book entry preferred shares and exchangeable rights to preferred shares into PAID common shares. As a result, certain ShipTime exchangeable shareholders exercised their rights to receive 1,461,078 shares of PAID Series A Preferred Stock for 1,461,078 shares of PAID common stock. At the same time, the Company made available to its Series A Preferred Stock shareholder the option to exchange existing Series A preferred shares for PAID common shares. The exchange was offered on a one-to-one basis. Shareholders holding 1,015,851 shares of Series A Preferred Stock exchanged such shares for 1,015,851 shares of PAID common stock. Furthermore, because of the amended exchange rights, the Company reflected an additional exchange of PAID Series A Preferred Stock shares totaling 2,089,298 to PAID common shares, representing the additional amount of PAID common shares that will be issued to the ShipTime shareholders upon the exchange. During 2020, two shareholders sold 500 ShipTime exchangeable shares which were subsequently exchanged for 178,000 common shares. In total, the Company has reserved for future issuance of 2,213,608 shares of PAID common stock with respect to the remaining 6,218 exchangeable shares to be issued as a result of the ShipTime acquisition which are considered issued and outstanding as of June 30, 2022 for financial reporting purposes.

On March 29, 2021, the Company's Board of Directors authorized the issuance of 1,050,000 bonus shares of PAID common stock to the CEO/CFO for services rendered during 2019 and 2020. This bonus was valued at $2,005,500 based on the closing price of the Company's common stock at March 29, 2021 and was recorded in accrued common stock bonus in shareholders’ equity at December 31, 2020. Also, at March 29, 2021, the Company’s Board of Directors authorized the issuance of an additional 250,000 shares to the CEO/CFO as a one-time sign-on bonus resulting in a share-based compensation expense of $477,500, which was recognized ratably during 2021 as the bonus shares were subject to repurchase if the CEO/CFO terminated employment through January 1, 2022. All of these shares were issued on March 31, 2021. During the second quarter of 2021, the Company issued 18,099 shares valued at $2.21 per share for a total of $40,000 to two employees as bonus compensation which is included in share-based compensation in the condensed statements of operations and comprehensive income (loss) for the three and six months ended June 30, 2021. During the second quarter of 2022, the Company issued 13,021 shares valued at $1.92 per share for a total share-based compensation expense of $25,000 to one employee as bonus compensation which is included in share-based compensation in the condensed consolidated statements of operations and comprehensive income (loss) for the three and six months ended June 30, 2022. The share were issued pursuant to the exemption for registration provided by Section 4(a)(2) of the Securities Act and Rule 506 of the SEC’s Regulation D thereunder.

Share-based Incentive Plans

On March 23, 2018, the Board of Directors voted to approve the 2018 Stock Option Plan which reserves 450,000 non-qualified stock options to be granted to employees. The Company has three additional stock option plans that include both incentive and non-qualified stock options to be granted to certain eligible employees, non-employee directors, or consultants of the Company. On November 10, 2020, the board voted to increase the 2018 Stock Option Plan from 450,000 options to 900,000 options. For the year ended December 31, 2020, the Company granted 105,000 stock options to employees, consultants and directors. During 2021, the Company issued 10,000 stock options to one employee. These options have a three-year vesting schedule with one-third vesting immediately, one-third vesting in 18 months and the final one-third vesting in 36 months, they expire if not exercised in ten years from the grant date, and their exercise price is $1.91 per share.

For the three- and six-month periods ended June 30, 2022, the Company recorded $16,916 and $35,012, respectively, of share-based compensation expense related to the vesting of applicable options granted in 2021 and prior years. For the three-and six-month periods ended June 30, 2021, the Company recorded $24,618 and $49,481, respectively, of share-based compensation expense related to the vesting of applicable options granted in 2021 and prior years.