XML 39 R27.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Revenue Recognition (Tables) | 6 Months Ended
--- | ---
Sep. 30, 2018
Revenue from Contract with Customer [Abstract] |
Cumulative effect of ASU 2014-09 | The cumulative effect to the Company’s consolidated April 1, 2018 balance sheet from the adoption of the new revenue standard and the sale of nonfinancial assets was as follows (in thousands):
| March 31, 2018 |  | Opening Adjustment |  | April 1, 2018
Assets: |  |  |  |  |
Accounts Receivable | $ | 7,365 |  |  | $ | (678 | ) |  | $ | 6,687 |
Inventory | 19,780 |  |  | (1,599 | ) |  | 18,181 |
Prepaid expenses and other current assets | 2,947 |  |  | 2,277 |  |  | 5,224 |
Notes receivable, long term portion | 2,559 |  |  | 105 |  |  | 2,664 |
Liabilities and Stockholders' Equity: |  |  |  |  |
Accounts payable and accrued expenses | $ | (12,625 | ) |  | $ | (2,729 | ) |  | $ | (15,354 | )
Deferred revenue | (13,483 | ) |  | 2,657 |  |  | (10,826 | )
Accumulated deficit | $ | (988,333 | ) |  | $ | (33 | ) |  | $ | (988,366 | )
Disaggregation of Revenue | The following tables disaggregate the Company’s revenue by product line and by shipment destination:
| Three Months Ended September 30, 2018 |  | Six Months Ended September 30, 2018
Product Line: | Grid |  | Wind |  | Grid |  | Wind
Equipment and systems | $ | 5,503 |  |  | $ | 7,219 |  |  | $ | 12,957 |  |  | $ | 10,711 |
Services and technology development | 2,066 |  |  | 88 |  |  | 3,541 |  |  | 274 |
Total | $ | 7,569 |  |  | $ | 7,307 |  |  | $ | 16,498 |  |  | $ | 10,985 |
Region: |  |  |  |  |  |  |
Americas | $ | 5,052 |  |  | $ | 24 |  |  | $ | 12,548 |  |  | $ | 47 |
Asia Pacific | 2,308 |  |  | 7,278 |  |  | 3,115 |  |  | 10,873 |
EMEA | 209 |  |  | 5 |  |  | 835 |  |  | 65 |
Total | $ | 7,569 |  |  | $ | 7,307 |  |  | $ | 16,498 |  |  | $ | 10,985 |
Contract with Customer | Changes in the Company’s contract assets, which are included in “Unbilled AR” and "Deferred program costs" (see Note 7, “Accounts Receivable” and Note 8, "Inventory" for a reconciliation to the condensed consolidated balance sheet) and contract liabilities, which are included in the current portion and long term portion of “deferred revenue” in the Company’s condensed consolidated balance sheets, are as follows:
| Unbilled AR |  | Deferred Program Costs |  | Contract Liabilities
Beginning balance as of March 31, 2018 | $ | 3,016 |  |  | $ | 2,567 |  |  | $ | 21,937 |
Impact of adoption of ASC 606 | — |  |  | (1,599 | ) |  | (2,657 | )
Increases for costs incurred to fulfill performance obligations | — |  |  | 1,267 |  |  | — |
Increase (decrease) due to customer billings | (7,886 | ) |  | — |  |  | 7,828 |
Decrease due to cost recognition on completed performance obligations | — |  |  | (1,033 | ) |  | — |
Increase (decrease) due to recognition of revenue based on transfer of control of performance obligations | 7,439 |  |  | (9 | ) |  | (8,296 | )
Other changes and FX impact | (19 | ) |  | 24 |  |  | (864 | )
Ending balance as of September 30, 2018 | $ | 2,550 |  |  | $ | 1,217 |  |  | $ | 17,948 |
Schedule of Revenues by Major Customers | The following table sets forth customers who represented 10% or more of the Company’s total revenues for the three and six months ended September 30, 2018 and 2017:
| Reportable |  | Three months ended September 30, |  | Six months ended September 30,
| Segment |  | 2018 |  | 2017 |  | 2018 |  | 2017
Inox Wind Limited | Wind |  | 45 | % |  | 46 | % |  | 36 | % |  | 35 | %
Vestas | Grid |  | 11 | % |  | — | % |  | 23 | % |  | — | %
Quanta Power | Grid |  | 12 | % |  | — | % |  | <10% |  |  | — | %
U.S. Navy | Grid |  | <10% |  |  | — | % |  | <10% |  |  | 16 | %
YMC Inc. | Grid |  | — | % |  | 15 | % |  | — | % |  | <10% |

X
- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130551-203045 + Details
Name: | us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of changes in accounting principles, including adoption of new accounting pronouncements, that describes the new methods, amount and effects on financial statement line items. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=109236672&loc=d3e765-108305 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.10-01.(b)(6)) -URI http://asc.fasb.org/extlink&oid=27015980&loc=d3e46468-122699 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22580-107794 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=109236672&loc=d3e725-108305 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22583-107794 + Details
Name: | us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
Name: | us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration