|12 Months Ended|
Dec. 31, 2017
During the year ended December 31, 2017, holders of our Senior Notes converted an aggregate of $60,000 of principal outstanding under the Senior Notes into 24,000 shares of the Company’s common stock.
On October 17, 2017, the Company issued 17,733 shares of common stock as compensation for investor relations services valued at $21,000.
Restricted stock grants consist of shares of common stock of the Company owned by employees, consultants, and directors that are subject to vesting conditions, typically for services provided to the Company. All unvested shares of restricted stock are subject to repurchase rights and, therefore, are recorded as restricted stock. All restricted stock issued is valued at the market price on the date of grant.
Restricted stock activities during the year ended December 31, 2017 were as follows:
Expenses related to vesting of restricted stock are included in stock-based compensation expense. The remaining unvested shares of restricted stock vest 33% per year on March 31, 2018, 2019 and 2020.
The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.
Reference 1: http://www.xbrl.org/2003/role/presentationRef