Represents the minimum tangible net worth under the credit facility.

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The discounted collateral value of the asset(s) used to secure a line of credit.

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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 after applying borrowing base formula defined as percentage of eligible accounts receivable less certain reserves.

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Percent of eligible domestic accounts receivable less certain reserves to calculate borrowing availability.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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

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No definition available.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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

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The effective interest rate at the end of the reporting period.

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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.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Note 5 - Credit Facilities and Other Debt (Details Textual) $ in Millions	Oct. 02, 2018 USD ($)	Oct. 02, 2018 MXN ($)	May 29, 2018 USD ($)	Jan. 16, 2018 USD ($)	Jan. 09, 2018 USD ($)	Dec. 26, 2016 USD ($)	Nov. 18, 2018 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2018 MXN ($)	Sep. 30, 2018 AUD ($)	Sep. 30, 2018 BRL (R$)	Sep. 14, 2018 USD ($)	Sep. 14, 2018 MXN ($)	Jul. 03, 2018 USD ($)	May 29, 2018 BRL (R$)	May 25, 2018 USD ($)	May 25, 2018 BRL (R$)	Oct. 31, 2017 USD ($)	Oct. 31, 2017 AUD ($)	Dec. 26, 2016 MXN ($)	Dec. 26, 2016 BRL (R$)	Nov. 29, 2016 USD ($)	Nov. 29, 2016 BRL (R$)
Working Capital Loan [Member] \| Shareholder [Member]
Debt Instrument, Face Amount												$ 241,000	$ 4.5
Debt Instrument, Interest Rate, Effective Percentage								7.75%	7.75%	7.75%	7.75%
Short-term Debt, Total								$ 161,000,000,000	$ 3.0
Resource Plus Acquisition Note [Member]
Notes Payable, Total					$ 2,700,000
Debt Instrument, Interest Rate, Effective Percentage								1.85%	1.85%	1.85%	1.85%
Resource Plus, Inc [Member]
Business Acquisition, Percentage of Voting Interests Acquired					51.00%
Subsequent Event [Member] \| Working Capital Loan [Member] \| Shareholder [Member]
Repayments of Short-term Debt, Total	$ 161,000	$ 3.0
PNC Bank, National Association [Member]
Debt Instrument, Interest Rate, Effective Percentage								4.756%	4.756%	4.756%	4.756%
Fifth Third Bank [Member]
Debt Instrument, Interest Rate, Effective Percentage								4.725%	4.725%	4.725%	4.725%
National Australia Bank [Member]
Debt Instrument, Interest Rate, Effective Percentage								6.60%	6.60%	6.60%	6.60%
Itau Bank [Member]
Line of Credit Facility, Maximum Borrowing Capacity																						$ 987,000	R$ 4,000,000
Long-term Line of Credit, Total								$ 0			R$ 0
Percent Of Eligible Domestic Accounts Receivable Less Certain Reserves To Calculate Borrowing Availability																						0.00%	0.00%
Revolving Credit Facility [Member] \| PNC Bank, National Association [Member]
Line of Credit Facility, Maximum Borrowing Capacity				$ 9,000,000										$ 9,500,000
Proceeds from Long-term Lines of Credit				7,600,000
Line of Credit Facility, Interest Rate at Period End								4.756%	4.756%	4.756%	4.756%
Long-term Line of Credit, Total								$ 8,200,000
Percent Of Eligible Domestic Accounts Receivable Less Certain Reserves To Calculate Borrowing Availability								85.00%	85.00%	85.00%	85.00%
Line of Credit Facility, Maximum Borrowing Capacity After Applying the Borrowing Base Formula								$ 9,100,000
Line of Credit Facility, Covenant Terms, Minimum Tangible Net Worth				$ 13,400,000
Revolving Credit Facility [Member] \| PNC Bank, National Association [Member] \| Subsequent Event [Member]
Line of Credit Facility, Discounted Collateral Value							$ 11,300,000
Revolving Credit Facility [Member] \| PNC Bank, National Association [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate				2.50%
Revolving Credit Facility [Member] \| Fifth Third Bank [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 3,500,000
Line of Credit Facility, Interest Rate at Period End								4.725%	4.725%	4.725%	4.725%
Long-term Line of Credit, Total								$ 682,000
Percent Of Eligible Domestic Accounts Receivable Less Certain Reserves To Calculate Borrowing Availability					80.00%
Revolving Credit Facility [Member] \| Fifth Third Bank [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate					2.50%
Revolving Credit Facility [Member] \| National Australia Bank [Member]
Line of Credit Facility, Maximum Borrowing Capacity																		$ 578,000	$ 800,000
Long-term Line of Credit, Total								400,000		$ 554,000
Percent Of Eligible Domestic Accounts Receivable Less Certain Reserves To Calculate Borrowing Availability																		80.00%	80.00%
Revolving Credit Facility [Member] \| BBVA Bancomer Bank [Member]
Line of Credit Facility, Maximum Borrowing Capacity						$ 267,000,000,000														$ 5.0
Long-term Line of Credit, Total								$ 171,000	$ 3.2
Debt Instrument, Interest Rate, Effective Percentage								12.11%	12.11%	12.11%	12.11%
Revolving Credit Facility [Member] \| BBVA Bancomer Bank [Member] \| Interbank Interest Rate [Member]
Debt Instrument, Basis Spread on Variable Rate						4.00%
Revolving Credit Facility [Member] \| Daycoval Bank [Member]
Line of Credit Facility, Maximum Borrowing Capacity						$ 1,200,000															R$ 5,000,000
Long-term Line of Credit, Total								$ 483,000			R$ 2,000,000
Percent Of Eligible Domestic Accounts Receivable Less Certain Reserves To Calculate Borrowing Availability						80.00%														80.00%	80.00%
Revolving Credit Facility [Member] \| Banco Bradesco [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 296,000												R$ 1,200,000
Long-term Line of Credit, Total								41,000			168,000
Percent Of Eligible Domestic Accounts Receivable Less Certain Reserves To Calculate Borrowing Availability			0.00%												0.00%
Line of Credit Facility, Expiration Date			Nov. 29, 2019
Revolving Credit Facility [Member] \| Banco Safra [Member]
Line of Credit Facility, Maximum Borrowing Capacity																$ 741,000	R$ 3,000,000
Long-term Line of Credit, Total								$ 0			R$ 0