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

Long-Term Debt - Texas Capital Bank Revolver Loan - Additional Information (Details)

v3.19.3.a.u2

Long-Term Debt - Texas Capital Bank Revolver Loan - Additional Information (Details)		3 Months Ended	9 Months Ended	12 Months Ended
	Jun. 07, 2018	Dec. 31, 2018	Sep. 30, 2018	Sep. 30, 2019 USD ($) Lease	Nov. 03, 2016 USD ($)
Debt Instrument [Line Items]
Debt instrument, appraisal value of inventory maximum borrowing capacity Percentage				90.00%
Debt instrument, Debt Instrument eligible receivables net of certain reserves Percentage				85.00%
Debt instrument, appraisal value percentage		92.50%	90.00%
Number of New Leases \| Lease				25
Texas Capital Bank Revolver Loan
Debt Instrument [Line Items]
Credit line maximum					$ 12,000,000
Credit line expiration period				5 years
Debt periodic frequency				monthly
Credit line maturity date				Nov. 03, 2020
Debt instrument covenant, availability of debt to distribute dividend				$ 2,000,000
Debt instrument covenant, availability of debt for no restriction on net income				$ 2,000,000
Debt instrument, fixed charge coverage ratio				120.00%
Debt issuance costs				$ 25,000
Texas Capital Bank Revolver Loan \| LIBOR
Debt Instrument [Line Items]
Description of variable rate basis				one-month LIBOR rate
Percentage points added to the reference rate	2.25%
Texas Capital Bank Revolver Loan \| Prepayments Covenant Compliance One
Debt Instrument [Line Items]
Debt instrument prepayment covenant excess availability of debt				$ 2,000,000
Texas Capital Bank Revolver Loan \| Prepayments Covenant Compliance Two
Debt Instrument [Line Items]
Debt instrument prepayment covenant excess availability of debt				$ 2,000,000
Fixed charge coverage ratio				120.00%
Texas Capital Bank Revolver Loan \| Prepayments Covenant Compliance Three
Debt Instrument [Line Items]
Debt instrument prepayment covenant excess availability of debt				$ 2,000,000
Texas Capital Bank Revolver Loan \| Prepayments Covenant Compliance Three \| Maximum
Debt Instrument [Line Items]
Fixed charge coverage ratio				120.00%

- Definition

Debt instrument appraisal value of inventory maximum borrowing capacity percentage.

+ References

No definition available.

+ Details

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- Definition

Debt instrument appraisal value percentage.

+ References

No definition available.

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- Definition

Debt instrument covenant compliance debt threshold for no restriction on net income.

+ References

No definition available.

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- Definition

Debt instrument eligible receivables net of certain reserves percentage.

+ References

No definition available.

+ Details

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- Definition

Debt instrument fixed charge coverage ratio.

+ References

No definition available.

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- Definition

Debt instrument maximum prepayment covenant excess availability of debt.

+ References

No definition available.

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- Definition

Debt instrument minimum prepayment covenant excess availability of debt.

+ References

No definition available.

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- Definition

Debt instrument prepayments covenant availability of debt amount to distribute dividend.

+ References

No definition available.

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- Definition

Line of credit facility fixed charge coverage ratio.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
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- Definition

Number of new leases.

+ References

No definition available.

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Data Type:	xbrli:integerItemType
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
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-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

+ References

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- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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