Annual report pursuant to Section 13 and 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Intangible Assets (Details Textual)

v3.20.1

Intangible Assets (Details Textual) - USD ($)	3 Months Ended		12 Months Ended
Intangible Assets (Details Textual) - USD ($)	Sep. 30, 2019	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Goodwill [Line Items]
Finite-Lived Intangible Asset, Useful Life			5 years
Payments to Acquire Productive Assets	$ 1,000,000
Long-lived assets impairment			$ 1,007,000	$ 4,722,000
Intangibles amortization			$ 1,233,000	3,435,000
Minimum [Member]
Goodwill [Line Items]
Finite-Lived Intangible Asset, Useful Life			2 years
Maximum [Member]
Goodwill [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Licensing Agreements [Member]
Goodwill [Line Items]
Payments to Acquire Productive Assets	$ 1,000,000
ContingentFuturecashpaymentforAcquiredIntangbeAsset			$ 250,000
FuturecashpaymentforAcquiredIntangbeAsset			300,000		$ 1,000,000
Intangibles amortization			300,000
IBW [Member]
Goodwill [Line Items]
Impairment of Intangible Assets, Finite-lived		$ 4,700,000	$ 0
IBW [Member] \| Customer-Related Intangible Assets [Member]
Goodwill [Line Items]
Intangible Assets, Net (Excluding Goodwill)		$ 0		0
ISM [Member]
Goodwill [Line Items]
Impairment of Intangible Assets, Finite-lived				0
CNS [Member]
Goodwill [Line Items]
Impairment of Intangible Assets, Finite-lived				$ 0

- 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.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

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