Note 15 - Debt	6 Months Ended
Jun. 30, 2018
Notes to Financial Statements
Debt Disclosure [Text Block]	Note 15. Debt Loan and Security Agreement On May 30, 2018, the Company and Wells Fargo Bank, N.A. (“Wells Fargo”) entered into a Loan and Security Agreement (the “Revolving Line of Credit”) in the original principal amount of $25,000,000. The Revolving Line of Credit terminates on May 30, 2021. The purpose of the Revolving Line of Credit is to provide working capital and to fund the Company’s general business requirements. The Revolving Line of Credit bears interest at a variable interest rate equal to the LIBOR Rate plus a defined LIBOR Rate Margin based on the then-current Leverage Ratio (a ratio of funded debt to the Trailing Twelve Month ("TTM") Adjusted EBITDA). The Revolving Line of Credit provides for borrowing limits that range from $5,000,000 to a maximum of $25,000,000 during the term of the Revolving Line of Credit. Additionally, the Company agrees to pay a variable unused commitment fee to Wells Fargo equal to (a) 0.25% per annum if the Leverage Ratio is less than 1.0 to 1.0, (b) 0.30% per annum if the Leverage Ratio is equal to or greater than 1.0 to 1.0, but less than 2.0 to 1.0, and (c) 0.35% per annum if the Leverage Ratio is equal to or greater than 2.0 to 1.0. The Revolving Line of Credit is secured by a pledge of security interest in all the shares of each material subsidiary, together with all proceeds, all cash, stock and other moneys and property paid thereon, all rights to subscribe for securities declared or granted, and all other cash and noncash proceeds, as security for the performance of the obligations. As of June 30, 2018, there were no borrowings under the Revolving Line of Credit. Covenants The Loan and Security Agreement contains financial and other covenants as well as the maintenance of a leverage ratio not to exceed 2.5 to 1.0 and a TTM adjusted EBITDA of not less than $10 million. A violation of any of the covenants could result in a default under the Loan and Security Agreement that would permit the lenders to restrict the Company’s ability to further access the revolving line of credit for loans and letters of credit and require the immediate repayment of any outstanding loans under the Loan and Security Agreement. As of June 30, 2018, the Company is in compliance with all financial covenants.

Note

15.

Debt

Loan and Security Agreement

May 30, 2018,

the Company and Wells Fargo Bank, N.A. (“Wells Fargo”) entered into a Loan and Security Agreement (the “Revolving Line of Credit”) in the original principal amount of

$25,000,000.

The Revolving Line of Credit terminates on

May 30, 2021.

The purpose of the Revolving Line of Credit is to provide working capital and to fund the Company’s general business requirements.

The Revolving Line of Credit bears interest at a variable interest rate equal to the LIBOR Rate plus a defined LIBOR Rate Margin based on the then-current Leverage Ratio (a ratio of funded debt to the Trailing Twelve Month ("TTM") Adjusted EBITDA).

The Revolving Line of Credit provides for borrowing limits that range from

$5,000,000

to a maximum of

$25,000,000

during the term of the Revolving Line of Credit. Additionally, the Company agrees to pay a variable unused commitment fee to Wells Fargo equal to (a)

0.25%

per annum if the Leverage Ratio is less than

1.0

1.0,

(b)

0.30%

per annum if the Leverage Ratio is equal to or greater than

1.0

1.0,

but less than

2.0

1.0,

and (c)

0.35%

per annum if the Leverage Ratio is equal to or greater than

2.0

1.0.

The Revolving Line of Credit is secured by a pledge of security interest in all the shares of each material subsidiary, together with all proceeds, all cash, stock and other moneys and property paid thereon, all rights to subscribe for securities declared or granted, and all other cash and noncash proceeds, as security for the performance of the obligations. As of

June 30, 2018,

there were

borrowings under the Revolving Line of Credit.

Covenants

The Loan and Security Agreement contains financial and other covenants as well as the maintenance of a leverage ratio

not

to exceed

2.5

1.0

and a TTM adjusted EBITDA of

not

less than

$10

million. A violation of any of the covenants could result in a default under the Loan and Security Agreement that would permit the lenders to restrict the Company’s ability to further access the revolving line of credit for loans and letters of credit and require the immediate repayment of any outstanding loans under the Loan and Security Agreement. As of

June 30, 2018,

the Company is in compliance with all financial covenants.