Other Assets	6 Months Ended
Jun. 30, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Other Assets	Other Assets Patent Licenses From time to time, we enter into agreements to license patents. The carrying value, net of amortization, was $2.8 million and $3.2 million as of June 30, 2017 and December 31, 2016 and was included in other assets. We have $4.9 million of historical cost in patent licenses related to such agreements. We are amortizing the patent licenses over the estimated useful lives of the patents, which range from three to eleven years. Amortization expense on patent licenses was $0.2 million and $0.4 million for the three and six months ended June 30, 2017, respectively, as compared to $0.1 million and $0.3 million for the same periods in the prior year and was included in cost of SaaS and license revenue in our condensed consolidated statements of operations. Loan to a Distribution Partner In September 2016, we entered into dealer and loan agreements with a distribution partner. The dealer agreement enables the distribution partner to resell our SaaS services and hardware to their subscribers. Under the loan agreements, we agreed to loan the distribution partner up to $4.0 million, collateralized by all assets owned by the distribution partner. The advance period for the loan begins each year in October and ends during the following January. Interest on the outstanding principal accrues at a rate per annum equal to the greater of 6% or the LIBOR rate plus 4%, as determined on the first date of each annual advance period. The repayment of principal and accrued interest is due in three installments beginning in July and ending in August following the advance period. The term date of the loan is August 31, 2019, however, the borrower has the option to extend the term of the loan for two successive terms of one year each. The loan receivable balance, which is recorded in other current assets, was $3.0 million as of December 31, 2016 and increased to $4.0 million as of June 30, 2017 as the borrower drew an additional $1.0 million during the first quarter of 2017. Interest accrues on the loan receivable at 6% per annum as calculated at the beginning of the advance period. Subsequent to June 30, 2017, our distribution partner repaid $2.8 million of principal and interest related to this loan receivable in accordance with the provisions of the loan. In April 2017, we entered into a subordinated credit agreement with an affiliated entity of the distribution partner and loaned the affiliated entity $3.0 million, with a maturity date of November 21, 2022. Interest on the outstanding principal balance accrues at a rate of 8.5% per annum and requires monthly interest payments. The $3.0 million loan receivable balance was included in other assets as of June 30, 2017.

Other Assets

Patent Licenses

From time to time, we enter into agreements to license patents. The carrying value, net of amortization, was $2.8 million and $3.2 million as of June 30, 2017 and December 31, 2016 and was included in other assets. We have $4.9 million of historical cost in patent licenses related to such agreements. We are amortizing the patent licenses over the estimated useful lives of the patents, which range from three to eleven years. Amortization expense on patent licenses was $0.2 million and $0.4 million for the three and six months ended June 30, 2017, respectively, as compared to $0.1 million and $0.3 million for the same periods in the prior year and was included in cost of SaaS and license revenue in our condensed consolidated statements of operations.

Loan to a Distribution Partner

In September 2016, we entered into dealer and loan agreements with a distribution partner. The dealer agreement enables the distribution partner to resell our SaaS services and hardware to their subscribers. Under the loan agreements, we agreed to loan the distribution partner up to $4.0 million, collateralized by all assets owned by the distribution partner. The advance period for the loan begins each year in October and ends during the following January. Interest on the outstanding principal accrues at a rate per annum equal to the greater of 6% or the LIBOR rate plus 4%, as determined on the first date of each annual advance period. The repayment of principal and accrued interest is due in three installments beginning in July and ending in August following the advance period. The term date of the loan is August 31, 2019, however, the borrower has the option to extend the term of the loan for two successive terms of one year each.

The loan receivable balance, which is recorded in other current assets, was $3.0 million as of December 31, 2016 and increased to $4.0 million as of June 30, 2017 as the borrower drew an additional $1.0 million during the first quarter of 2017. Interest accrues on the loan receivable at 6% per annum as calculated at the beginning of the advance period.

Subsequent to June 30, 2017, our distribution partner repaid $2.8 million of principal and interest related to this loan receivable in accordance with the provisions of the loan.

In April 2017, we entered into a subordinated credit agreement with an affiliated entity of the distribution partner and loaned the affiliated entity $3.0 million, with a maturity date of November 21, 2022. Interest on the outstanding principal balance accrues at a rate of 8.5% per annum and requires monthly interest payments. The $3.0 million loan receivable balance was included in other assets as of June 30, 2017.