|6 Months Ended|
Jun. 30, 2016
|Debt Disclosure [Abstract]|
6. Long-term debt
JPMorgan Chase Bank debt
As of June 30, 2016 and December 31, 2015, the Company had no outstanding borrowings under its revolving line of credit.
Patent purchase obligation
The contractual obligations schedule below relates to the acquisition of patents which are reflected in intangible assets and were acquired in 2011.
As of June 30, 2016, the minimum aggregate payments due under non-cancelable debt are summarized as follows:
The entire disclosure for long-term debt.
Reference 1: http://www.xbrl.org/2003/role/presentationRef