Segment Information (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2013 |
Sep. 30, 2013 |
Jun. 30, 2013 |
Mar. 31, 2015 |
Mar. 31, 2014 |
Mar. 31, 2013 |
||||||||||||
| Segment information | ||||||||||||||||||||||
| Revenue | $ 84,127 | $ 102,073 | $ 38,808 | |||||||||||||||||||
| Gross profit | $ 4,666 | $ 4,395 | $ 8,065 | $ 9,684 | $ 8,090 | $ 11,932 | $ 12,022 | $ 8,417 | $ 26,810 | $ 40,461 | [1],[2] | $ 12,616 | [2] | |||||||||
| Gross margin | 31.90% | 39.60% | 32.50% | |||||||||||||||||||
| Research and development | $ 17,348 | $ 11,339 | $ 5,928 | |||||||||||||||||||
| Segment Profit Loss | 9,462 | 29,122 | 6,688 | |||||||||||||||||||
| Operating expenses: | ||||||||||||||||||||||
| Sales and marketing | 12,407 | 13,304 | [2] | 6,783 | [2] | |||||||||||||||||
| General and administrative | 14,678 | 14,027 | 9,310 | |||||||||||||||||||
| Intangible amortization | 6,377 | 4,889 | 887 | |||||||||||||||||||
| Restructuring | 3,188 | 57 | 62 | 38 | 169 | 66 | 3,243 | 335 | 149 | |||||||||||||
| Goodwill impairment | 20,547 | 11,450 | [3] | 31,997 | [3] | 2,884 | ||||||||||||||||
| Operating loss from continuing operations | (59,240) | [3] | (3,433) | [1] | (13,325) | |||||||||||||||||
| Other income (expense), net | (2) | (56) | 175 | |||||||||||||||||||
| Income tax benefit (expense) | 31 | 72 | 69 | 29 | 8,035 | [3] | (38) | (68) | (19) | 201 | 7,910 | [1],[3] | (29,392) | |||||||||
| Net income (loss) from continuing operations | $ (13,139) | $ (27,540) | $ (15,544) | [3] | $ (2,818) | $ 3,893 | [3] | $ 1,954 | $ 1,324 | $ (2,750) | (59,041) | [3] | 4,421 | [1],[3] | (42,542) | |||||||
| CSG [Member] | ||||||||||||||||||||||
| Segment information | ||||||||||||||||||||||
| Revenue | 46,413 | 88,977 | 37,904 | |||||||||||||||||||
| Gross profit | $ 13,095 | $ 36,300 | $ 12,225 | |||||||||||||||||||
| Gross margin | 28.20% | 40.80% | 32.30% | |||||||||||||||||||
| Research and development | $ 8,393 | $ 9,979 | $ 5,623 | |||||||||||||||||||
| Segment Profit Loss | 4,702 | 26,321 | 6,602 | |||||||||||||||||||
| Operating expenses: | ||||||||||||||||||||||
| Goodwill impairment | [3] | 11,450 | ||||||||||||||||||||
| IBW [Member] | ||||||||||||||||||||||
| Segment information | ||||||||||||||||||||||
| Revenue | 37,714 | 13,096 | 904 | |||||||||||||||||||
| Gross profit | $ 13,715 | $ 4,161 | $ 391 | |||||||||||||||||||
| Gross margin | 36.40% | 31.80% | 43.30% | |||||||||||||||||||
| Research and development | $ 8,955 | $ 1,360 | $ 305 | |||||||||||||||||||
| Segment Profit Loss | 4,760 | $ 2,801 | $ 86 | |||||||||||||||||||
| Operating expenses: | ||||||||||||||||||||||
| Goodwill impairment | $ 20,547 | |||||||||||||||||||||
| ||||||||||||||||||||||
| X | ||||||||||
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. No definition available.
|
| X | ||||||||||
- Definition The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The aggregate total amount of expenses directly related to the marketing or selling of products or services. No definition available.
|
| X | ||||||||||
- Definition Gross margin. No definition available.
|
| X | ||||||||||
- Definition Segment profit is defined as gross profit less research and development expenses. Segment profit excludes sales and marketing expenses, general and administrative expenses, the amortization of intangibles, restructuring and other charges and the impact of equity-based compensation. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|