Note 9 - Asset Retirement Obligations

12 Months Ended

Dec. 31, 2018

Notes to Financial Statements

Asset Retirement Obligation Disclosure [Text Block]

9. ASSET RETIREMENT OBLIGATIONS

The Company’s asset retirement obligation is included in “Other long-term liabilities, net of current portion” on the Consolidated Balance Sheet and represents the estimated obligation related to the removal and disposal of certain property and equipment in both leased and owned properties.

The following table provides the changes in the asset retirement obligation:

	2018			2017
Balance at January 1	$	4,088		$	3,708
Asset retirement obligation		805			228
Accretion expense		214			196
Settlement of obligations		(83	)		(44	)
Balance at December 31	$	5,024		$	4,088