Disclosure of Compensation Related Costs, Share-based Payments [Text Block] | Note 6 Stock Based Compensation Equity Incentive Plans 2013 Equity Incentive Plan In December 2013 the Company’s board and stockholders approved the “2013 Equity Incentive Plan”, providing for the issuance of equity based instruments covering up to an initial total of 1,042,167 2,335,967 Effective on March 10, 2014, the Company’s board of directors and stockholders approved the First Amendment to the 2013 Equity Incentive Plan which provided for an increase in the aggregate number of shares of common stock that may be issued pursuant to the Plan to equal 18% As of June 30, 2015, 262,186 2014 Non-Employee Equity Compensation Plan On March 6, 2014, the Company’s board of directors and stockholders approved the 2014 Non-Employee Equity Compensation Plan for the issuance of equity based instruments covering up to 250,000 As of June 30, 2015, 156,495 2015 Performance Share Unit Plan On April 10, 2015, the Company’s board of directors approved the Energous Corporation 2015 Performance Share Unit Plan (the “Performance Share Plan”), under which 1,310,104 As of June 30, 2015, 127,813 Stock Option Award Activity Weighted Weighted Weighted Average Average Average Remaining Number of Exercise Grant Date Life In Intrinsic Options Price Fair Value Years Value Outstanding at January 1, 2015 1,607,075 $ 4.41 $ 2.46 9.0 $ - Granted - - - - - Exercised (5,693) (2.49) (1.42) - - Forfeited (7,832) (2.49) (1.42) - - Outstanding at June 30, 2015 1,593,550 $ 4.42 $ 2.47 8.6 $ 5,227,000 Exercisable at January 1, 2015 550,298 $ 4.33 $ 2.41 9.1 $ - Vested 197,208 4.46 - - - Exercised (5,693) (2.49) - - - Forfeited - - - - - Exercisable at June 30, 2015 741,813 $ 4.38 $ 2.45 8.6 $ 2,451,000 Options Outstanding Options Exercisable Weighted Average Outstanding Remaining Life In Exercisable Number of Exercise Price Number of Options Years Options $ 1.68 275,689 8.5 120,614 2.49 313,229 8.5 142,907 3.63 51,958 8.7 51,958 4.99 99,214 8.7 44,076 6.00 853,460 8.7 382,258 1,593,550 8.6 741,813 As of June 30, 2015, the unamortized value of options was $ 2,101,277 2.24 Restricted Stock Units (“RSUs”) On August 14, 2014, the compensation committee of the board of directors granted two inducement RSU awards to Cesar Johnston, the Company’s Senior Vice President of Engineering. Under the first award, Mr. Johnston has the right to receive 100,000 20,000 1,356,000 On January 2, 2015, the compensation committee of the board of directors granted to various directors, RSUs under which the holders have the right to receive 17,576 upon approval by the compensation committee of the board of directors, 4,394 13,182 On January 22, 2015, the compensation committee of the board of directors granted to various employees and consultants, RSUs under which the holders have the right to receive 54,500 On February 26, 2015, the compensation committee of the board of directors granted to two employees RSUs under which the holders have the right to receive 6,800 On February 26, 2015, the compensation committee of the board of directors granted to Mr. Rizzone, the Company’s Chief Executive Officer, RSUs under which Mr. Rizzone has the right to receive 246,226 On February 26, 2015, the compensation committee of the board of directors granted to a member of the advisory board RSUs under which the holder has the right to receive 5,071 12.5 12.5 On May 21, 2015, the compensation committee of the board of directors granted to various employees and consultants inducement RSU awards under which the holders have the right to receive 205,081 On May 21, 2015, the compensation committee of the board of directors granted to Cesar Johnston, the Company’s Senior Vice President of Engineering, RSUs under which Mr. Johnston has the right to receive 1,500 On May 21, 2015, the compensation committee of the board of directors granted to two consultants RSUs under which the holders have the right to receive 7,042 On May 21, 2015, in connection with patent applications, the compensation committee of the board of directors granted to various employees RSUs under which the holders have the right to receive 6,300 2,100 3,500 700 On May 21, 2015, the compensation committee of the board of directors granted to John Gaulding, director and chairman of the board, RSUs under the 2014 Non-Employee Equity Compensation Plan for which Mr. Gaulding has the right to receive 25,000 On May 21, 2015, the compensation committee of the board of directors accelerated the vesting of 13,074 The Company accounts for RSUs granted to consultants using the accounting guidance included in ASC 505-50 “Equity-Based Payments to Non-Employees” (“ASC 505-50”). In accordance with ASC 505-50, the Company estimates the fair value of the unvested portion of the RSU award each reporting period using the closing price of the Company’s common stock. At June 30, 2015, the unamortized value of the RSUs was $ 8,832,369 3.23 Weighted Average Grant Total Date Fair Value Outstanding at January 1, 2015 733,628 $ 10.49 RSUs granted 575,096 $ 9.06 RSUs forfeited (102,541) $ 9.74 Shares of common stock issued in exchange for RSUs (162,831) $ 10.82 Outstanding at June 30, 2015 1,043,352 $ 9.73 Vested at January 1, 2015 6,349 $ 9.94 RSUs vested 159,120 $ 10.85 RSUs forfeited - $ - Shares of common stock issued in exchange for RSUs (162,831) $ 10.82 Vested at June 30, 2015 2,638 $ 10.52 Performance Share Units (“PSUs”) Effective on May 21, 2015, the compensation committee of the board of directors granted to Stephan Rizzone PSUs under which Mr. Rizzone has the right to receive up to 639,075 On May 21, 2015, the compensation committee of the board of directors granted to its independent directors and executives, PSUs under which the holders have the right to receive up to 543,216 100 1.1 100 1.1 The Company determined that the PSUs were equity awards with both market and service conditions. The Company utilized a Monte Carlo simulation to determine the fair value of the market condition, as described above. Grantees of PSUs are required to be employed through December 31, 2018 in order to earn the entire award, if and when vested. The fair value of the grant of PSUs to purchase a total of 1,182,291 3,100,000 43,378 0 43,378 0 At June 30, 2015, the unamortized value of the PSUs was approximately $ 3,056,622 3.50 Weighted Average Grant Total Date Fair Value Outstanding at January 1, 2015 - $ - PSUs granted 1,182,291 $ 2.62 PSUs forfeited - $ - Shares of common stock issued in exchange for PSUs - $ - Outstanding at June 30, 2015 1,182,291 $ 2.62 Vested at January 1, 2015 - $ - PSUs vested 1,072 $ 2.62 PSUs forfeited - $ - Shares of common stock issued in exchange for PSUs - $ - Vested at June 30, 2015 1,072 $ 2.62 Stock-Based Compensation Expense Three Months Ended June 30, Six Months Ended June 30, 2015 2014 2015 2014 Stock options $ 232,907 $ 314,210 $ 492,422 $ 745,305 RSUs 843,260 7,626 2,177,135 7,626 IR warrants - 98,545 85,831 159,573 PSUs 43,378 - 43,378 - Total $ 1,119,545 $ 420,381 $ 2,798,766 $ 912,504 Three Months Ended June 30, Six Months Ended June 30, 2015 2014 2015 2014 Research and development $ 499,993 $ 95,485 $ 1,534,311 $ 239,252 General and administrative 489,938 155,128 933,585 492,510 Sales and marketing 129,614 169,768 330,870 180,742 Total $ 1,119,545 $ 420,381 $ 2,798,766 $ 912,504 |