Short-Term Borrowing	3 Months Ended
Mar. 31, 2016
Debt Disclosure [Abstract]
Short-Term Borrowing	7. Short-Term Borrowing On March 2, 2016, the Company, together with its subsidiaries Emerging Power Inc. and Emergent Power Inc. (Loan Parties), entered into a Loan Agreement with Generate Lending, LLC (Lender). The Loan Agreement, among other things, provides for a $30 million secured term loan facility (the Term Loan Facility). Advances under the Term Loan Facility bear interest at the rate of 12.0% per annum, subject to compliance with financial covenants and other conditions. The term of the Loan Agreement is one year, ending March 2, 2017 (Maturity Date). Pursuant to the Loan Agreement, $25.0 million of the Term Loan Facility was drawn upon during the three months ended March 31, 2016. Availability of the remaining $5 million of the Term Loan Facility is subject to the Lender’s discretion. Interest is payable on a monthly basis and the entire then outstanding principal balance of the Term Loan Facility, together will all accrued and unpaid interest, is due and payable on the Maturity Date. The Term Loan Facility is effectively an advance on project financing the Lender intends to provide. Accordingly, as per the Loan Agreement, as projects are financed, the proceeds will be used to repay the Term Loan Facility. On and after October 1, 2016, as and when the Company receives net proceeds from certain restricted cash accounts securing the financing of customer PPAs, the Company is required to prepay the outstanding principal balance of the Term Loan Facility with such net proceeds. All obligations under the Loan Agreement are unconditionally guaranteed by the Company’s subsidiaries, Emerging Power Inc. and Emergent Power Inc. The Term Loan Facility is secured by substantially all of the Loan Parties’ assets, including all intellectual property, all securities in domestic subsidiaries and 65% of the securities in foreign subsidiaries, subject to certain exceptions and exclusions. The Loan Agreement has financial covenants that require the Company to maintain at all times minimum unencumbered cash and cash equivalents equal or greater than the then outstanding principal balance of the Term Loan Facility. The financial covenants also require the Company to maintain at all times, on a consolidated basis for the Loan Parties and their subsidiaries, an amount of current assets minus current liabilities (excluding amounts owing under the Term Loan Facility) equal to or greater than 200% of the then outstanding principal balance under the Term Loan Facility. The Loan Agreement contains customary affirmative covenants for transactions of this type and other affirmative covenants agreed to by the parties, including, among others, the provision of annual and quarterly financial statements and compliance certificates, maintenance of property, insurance, compliance with laws and environmental matters. The Loan Agreement also provides that each of the Loan Parties will direct proceeds from certain project finance arrangements to a controlled account subject to a first lien security interest by the Lender. The Loan Agreement contains customary negative covenants, including, among others, restrictions on the incurrence of indebtedness, granting of liens, making acquisitions, making loans, dissolving, entering into leases (other than sale/leaseback transactions) and asset sales. The Loan Agreement also provides for a number of customary events of default, including, among others, payment, bankruptcy, covenant, representation and warranty, change of control, judgment and material adverse effect defaults.

7. Short-Term Borrowing

On March 2, 2016, the Company, together with its subsidiaries Emerging Power Inc. and Emergent Power Inc. (Loan Parties), entered into a Loan Agreement with Generate Lending, LLC (Lender). The Loan Agreement, among other things, provides for a $30 million secured term loan facility (the Term Loan Facility). Advances under the Term Loan Facility bear interest at the rate of 12.0% per annum, subject to compliance with financial covenants and other conditions. The term of the Loan Agreement is one year, ending March 2, 2017 (Maturity Date).

Pursuant to the Loan Agreement, $25.0 million of the Term Loan Facility was drawn upon during the three months ended March 31, 2016. Availability of the remaining $5 million of the Term Loan Facility is subject to the Lender’s discretion. Interest is payable on a monthly basis and the entire then outstanding principal balance of the Term Loan Facility, together will all accrued and unpaid interest, is due and payable on the Maturity Date. The Term Loan Facility is effectively an advance on project financing the Lender intends to provide. Accordingly, as per the Loan Agreement, as projects are financed, the proceeds will be used to repay the Term Loan Facility. On and after October 1, 2016, as and when the Company receives net proceeds from certain restricted cash accounts securing the financing of customer PPAs, the Company is required to prepay the outstanding principal balance of the Term Loan Facility with such net proceeds.

All obligations under the Loan Agreement are unconditionally guaranteed by the Company’s subsidiaries, Emerging Power Inc. and Emergent Power Inc. The Term Loan Facility is secured by substantially all of the Loan Parties’ assets, including all intellectual property, all securities in domestic subsidiaries and 65% of the securities in foreign subsidiaries, subject to certain exceptions and exclusions.

The Loan Agreement has financial covenants that require the Company to maintain at all times minimum unencumbered cash and cash equivalents equal or greater than the then outstanding principal balance of the Term Loan Facility. The financial covenants also require the Company to maintain at all times, on a consolidated basis for the Loan Parties and their subsidiaries, an amount of current assets minus current liabilities (excluding amounts owing under the Term Loan Facility) equal to or greater than 200% of the then outstanding principal balance under the Term Loan Facility.

The Loan Agreement contains customary affirmative covenants for transactions of this type and other affirmative covenants agreed to by the parties, including, among others, the provision of annual and quarterly financial statements and compliance certificates, maintenance of property, insurance, compliance with laws and environmental matters. The Loan Agreement also provides that each of the Loan Parties will direct proceeds from certain project finance arrangements to a controlled account subject to a first lien security interest by the Lender. The Loan Agreement contains customary negative covenants, including, among others, restrictions on the incurrence of indebtedness, granting of liens, making acquisitions, making loans, dissolving, entering into leases (other than sale/leaseback transactions) and asset sales. The Loan Agreement also provides for a number of customary events of default, including, among others, payment, bankruptcy, covenant, representation and warranty, change of control, judgment and material adverse effect defaults.