Annual report pursuant to Section 13 and 15(d)

Note 2 - Summary of Significant Accounting Policies (Tables)

Note 2 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Schedule of Credit Losses for Financing Receivables, Current [Table Text Block]

		Year Ended December 31,
		2015				2014
Allowance for doubtful accounts-beginning of year		$	2,170			$	1,932
(Recovery of) provision for bad debt reserve			(433	)			291
Write-off			(263	)			(53	)
Allowance for doubtful accounts-end of year		$	1,474			$	2,170

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

				Total				% of Total
Customer		Year		Revenue				Revenue
Prologis Teterboro, LLC		2015		$	10,686,000				17.1%