Total number of share held by related party.

No definition available.

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- Definition

Percentage of redeemable preferred stock held by related party after redemption.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

Date the debt agreement requires the first payment to be made, in CCYY-MM-DD format.

+ References

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-Publisher FASB
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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Balance Type:	credit
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- Definition

Amount of interest expense incurred on a debt or other obligation to related party.

+ References

No definition available.

+ Details

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

+ References

+ Details

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- Definition

Amount of cash inflow (outflow) from long-term debt by a related party. Related parties, include, but are not limited to, affiliates, owners or officers and their immediate families, and pension trusts.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Amount of transactions with related party during the financial reporting period.

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Related Party Transactions (Details) - USD ($)		3 Months Ended			9 Months Ended		12 Months Ended
Related Party Transactions (Details) - USD ($)	Mar. 31, 2015	Sep. 30, 2018	Sep. 30, 2017	Mar. 31, 2015	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017	Apr. 18, 2017
Related party transactions compensation [Abstract]
Gain on extinguishment of subordinated debt					$ 0	$ 1,031,000
Emmett J. Wood [Member]
Related party transactions compensation [Abstract]
Compensation to related parties		$ 106,000	$ 77,000		$ 392,000	420,000
Emmett J. Wood [Member] \| Class A Common Stock [Member]
Related party transactions compensation [Abstract]
Number of shares held by related party (in shares)		810,000			810,000
Emmett J. Wood [Member] \| Class B Common Stock [Member]
Related party transactions compensation [Abstract]
Number of shares held by related party (in shares)		50,000			50,000
Porter [Member]
Related party transactions compensation [Abstract]
Proceeds from related party, debt				$ 2,500,000
Debt instrument, fixed interest rate	12.00%			12.00%				6.00%
Debt instrument, first interest payment due date					Aug. 20, 2015
Debt instrument, last principal and interest payment date	Jul. 01, 2017				Jul. 25, 2022
Interest expense, related party		$ 78,000	$ 99,000		$ 229,000	$ 218,000
Gain on extinguishment of subordinated debt							$ 1,000,000
Porter [Member] \| Class A Common Stock [Member]
Related party transactions compensation [Abstract]
Percentage of shares owned	35.00%			35.00%