Note 11 - Commitments and Contingencies	12 Months Ended
Dec. 31, 2017
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	NOTE 1 1 – COMMITMENTS AND CONTINGENCIES The Company leases equipment and office facilities under operating leases that expire through April 2019. Aggregate rental expense under all operating leases was approximately $224,000, $157,000 and $207,000 in the years ended December 31, 2017, 2016 and 2015, respectively. At December 31, 2017, the future minimum rental commitments under existing non-cancelable operating leases totaled $267,000. In the normal course of its agricultural operations, the Company handles, stores, transports and dispenses products identified as hazardous materials. Regulatory agencies periodically conduct inspections and, currently, there are no pending claims with respect to hazardous materials. The Company entered into a Services and Exclusivity Agreement with Layne Christensen Company (“Layne”) on November 2009. The agreement provides that the Company will contract exclusively with Layne for certain water related services, including drilling of boreholes, drilling of monitoring wells, completion of test wells, completion of production wells, and completion of aquifer, storage and recovery wells. In exchange for the Services and Exclusivity Agreement, Layne has agreed to forego $923,000 for work performed. This amount continues to be recorded as an other long-term liability as of December 31, 2017, and will be credited toward future work performed during the construction phase of the Water Project. Pursuant to cost-sharing agreements that have been entered into by participants in the Company’s Water Project, $750,000 in funds has offset costs incurred in the environmental analysis of the Water Project. These funds may either be reimbursed or credited to participants participation in the Water Project and, accordingly, are fully reflected as deferred revenue as of December 31, 2017. There are no other material legal proceedings pending to which the Company is a party or of which any of the Company ’s property is the subject.

NOTE

– COMMITMENTS AND CONTINGENCIES

The Company leases equipment and office facilities under operating leases that expire through

April 2019.

Aggregate rental expense under all operating leases was approximately

$224,000,

$157,000

and

$207,000

in the years ended

December 31, 2017,

2016

and

2015,

respectively. At

December 31, 2017,

the future minimum rental commitments under existing non-cancelable operating leases totaled

$267,000.

In the normal course of its agricultural operations, the Company handles, stores, transports and dispenses products identified as hazardous materials. Regulatory agencies periodically conduct inspections and, currently, there are

pending claims with respect to hazardous materials.

The Company entered into a Services and Exclusivity Agreement with Layne Christensen Company (“Layne”) on

November 2009.

The agreement provides that the Company will contract exclusively with Layne for certain water related services, including drilling of boreholes, drilling of monitoring wells, completion of test wells, completion of production wells, and completion of aquifer, storage and recovery wells. In exchange for the Services and Exclusivity Agreement, Layne has agreed to forego

$923,000

for work performed. This amount continues to be recorded as an other long-term liability as of

December 31,

2017,

and will be credited toward future work performed during the construction phase of the Water Project.

Pursuant to cost-sharing agreements that have been entered into by participants in the Company’s Water Project,

$750,000

in funds has offset costs incurred in the environmental analysis of the Water Project. These funds

may

either be reimbursed or credited to participants participation in the Water Project and, accordingly, are fully reflected as deferred revenue as of

December 31, 2017.

There are

other material legal proceedings pending to which the Company is a party or of which any of the Company

’s property is the subject.