Other Long-term Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Other Liabilities Disclosure [Abstract]

Summary of Other Long-term Liabilities

Other long-term liabilities consist of the following:

	December 31
	2015			2014
	(In thousands)
Asset retirement obligations (ARO)	$	397		$	1,018
Other		163			62
		560			1,080
Current maturities of other long-term liabilities		(409	)		(50	)
Other long-term liabilities, less current maturities	$	151		$	1,030

Summary of ARO Activity

A summary of ARO activity consists of the following:

	Year Ended December 31
	2015			2014
	(In thousands)
Balance at beginning of period	$	1,018		$	1,009
Accretion of discount expense		21			40
Settlement costs		(642	)		(31	)
Balance at end of period	$	397		$	1,018