Stock Based Compensation	3 Months Ended
Sep. 30, 2013
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]
Stock Based Compensation	13. Stock Based Compensation The Mechanical Technology Incorporated 2012 Equity Incentive Plan (the 2012 Plan) was adopted by the Company’s Board of Directors on April 14, 2012 and approved by stockholders on June 14, 2012. The 2012 Plan provides an initial aggregate number of 600,000 shares of common stock which may be awarded or issued. The number of shares which may be awarded under the 2012 Plan and awards outstanding can be subject to adjustment on account of any recapitalization, reclassification, stock split, reverse stock split and other dilutive changes in Common Stock. Under the 2012 Plan, the Board of Directors is authorized to issue stock options (incentive and nonqualified), stock appreciation rights, restricted stock, restricted stock units and other stock-based awards to employees, officers, directors, consultants and advisors of the Company and its subsidiaries. Incentive stock options may only be granted to employees of the Company and its subsidiaries. During 2013, the Company granted 298,000 options to purchase the Company’s common stock from the 2012 Plan, which generally vest 25% on each of the first four anniversaries of the date of the award. The exercise price of these grants was from $0.46 to $0.90 per share and was based on the closing market price of the Company’s common stock on the dates of grant. Using a Black-Scholes Option Pricing Model, the weighted average fair value of these options was $0.58 per share and was estimated at the date of grant. During 2012, the Company granted 2,000 shares of the Company’s common stock from the 2006 Plan, which immediately vested and the stock was issued to the holder. The shares were granted from the 2006 Plan before the 2012 Plan was approved by the shareholders. The fair value of this grant was $0.31 per share and was based on the closing market price of the Company’s common stock on the date of grant. During 2012, the Company granted 224,500 options to purchase the Company’s common stock from the 2012 Plan, which generally vest 25% on each of the first four anniversaries of the date of the award. The exercise price of these grants was $0.29 per share and was based on the closing market price of the Company’s common stock on the dates of grant. Using a Black-Scholes Option Pricing Model, the weighted average fair value of these options was $0.27 per share and was estimated at the date of grant. During 2012, 62,000 options of the 2012 grants were cancelled before vesting occurred.

Stock Based Compensation

3 Months Ended

Sep. 30, 2013

Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]

13. Stock Based Compensation

The Mechanical Technology Incorporated 2012 Equity Incentive Plan (the 2012 Plan) was adopted by the Company’s Board of Directors on April 14, 2012 and approved by stockholders on June 14, 2012. The 2012 Plan provides an initial aggregate number of 600,000 shares of common stock which may be awarded or issued. The number of shares which may be awarded under the 2012 Plan and awards outstanding can be subject to adjustment on account of any recapitalization, reclassification, stock split, reverse stock split and other dilutive changes in Common Stock. Under the 2012 Plan, the Board of Directors is authorized to issue stock options (incentive and nonqualified), stock appreciation rights, restricted stock, restricted stock units and other stock-based awards to employees, officers, directors, consultants and advisors of the Company and its subsidiaries. Incentive stock options may only be granted to employees of the Company and its subsidiaries.

During 2013, the Company granted 298,000 options to purchase the Company’s common stock from the 2012 Plan, which generally vest 25% on each of the first four anniversaries of the date of the award. The exercise price of these grants was from $0.46 to $0.90 per share and was based on the closing market price of the Company’s common stock on the dates of grant. Using a Black-Scholes Option Pricing Model, the weighted average fair value of these options was $0.58 per share and was estimated at the date of grant.

During 2012, the Company granted 2,000 shares of the Company’s common stock from the 2006 Plan, which immediately vested and the stock was issued to the holder. The shares were granted from the 2006 Plan before the 2012 Plan was approved by the shareholders. The fair value of this grant was $0.31 per share and was based on the closing market price of the Company’s common stock on the date of grant.

During 2012, the Company granted 224,500 options to purchase the Company’s common stock from the 2012 Plan, which generally vest 25% on each of the first four anniversaries of the date of the award. The exercise price of these grants was $0.29 per share and was based on the closing market price of the Company’s common stock on the dates of grant. Using a Black-Scholes Option Pricing Model, the weighted average fair value of these options was $0.27 per share and was estimated at the date of grant. During 2012, 62,000 options of the 2012 grants were cancelled before vesting occurred.

- Definition

The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.

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