Note 13 - Severance Costs (Details Textual) - Employee Severance [Member]	Sep. 30, 2019 USD ($)
Postemployment Benefits Liability, Total	$ 990,000
Postemployment Benefits Liability, Current	591,000
Postemployment Benefits Liability, Noncurrent	$ 399,000

For a classified balance sheet, the carrying amount as of the balance sheet date of the portion of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement that is payable within one year of the balance sheet date.

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-SubTopic 10
-Section S99
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- Definition

The carrying amount as of the balance sheet date of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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