Debt	3 Months Ended
Mar. 31, 2019
Debt Disclosure [Abstract]
Debt	NOTE 4—DEBT In March 2019, OmniMetrix reinstated its Loan and Security Agreement providing OmniMetrix with access to accounts receivable formula-based financing of the lesser of 75% of eligible receivables or $1,000. Debt incurred under this financing arrangement bears interest at the greater of 6% and prime (5.5% at March 31, 2019) plus 1.5% per year. In addition, OmniMetrix is to pay a monthly service charge of 0.75% of the average aggregate principal amount outstanding for the prior month, for a current effective rate of interest on advances of 16%. OmniMetrix also agreed to continue to maintain a minimum loan balance of $150 in its line-of-credit with the lender for a minimum of two years beginning March 1, 2019. From time to time, the balance outstanding may fall below $150 based on collections applied against the loan balance and the timing of loan draws. The monthly service charge and interest is calculated on the greater of the outstanding balance or $150. Interest expense for the three months ended March 31, 2019 and 2018 was $1 and $23, respectively. OmniMetrix had an outstanding balance of $140 at March 31, 2019, pursuant to the Loan and Security Agreement and $267 was available to borrow.

Debt

3 Months Ended

Mar. 31, 2019

NOTE 4—DEBT

In March 2019, OmniMetrix reinstated its Loan and Security Agreement providing OmniMetrix with access to accounts receivable formula-based financing of the lesser of 75% of eligible receivables or $1,000. Debt incurred under this financing arrangement bears interest at the greater of 6% and prime (5.5% at March 31, 2019) plus 1.5% per year. In addition, OmniMetrix is to pay a monthly service charge of 0.75% of the average aggregate principal amount outstanding for the prior month, for a current effective rate of interest on advances of 16%. OmniMetrix also agreed to continue to maintain a minimum loan balance of $150 in its line-of-credit with the lender for a minimum of two years beginning March 1, 2019. From time to time, the balance outstanding may fall below $150 based on collections applied against the loan balance and the timing of loan draws. The monthly service charge and interest is calculated on the greater of the outstanding balance or $150. Interest expense for the three months ended March 31, 2019 and 2018 was $1 and $23, respectively.

OmniMetrix had an outstanding balance of $140 at March 31, 2019, pursuant to the Loan and Security Agreement and $267 was available to borrow.