Other Long-term Liabilities (Tables)

12 Months Ended

Dec. 31, 2014

Other Liabilities Disclosure [Abstract]

Summary of Other Long-term Liabilities

Other long-term liabilities consist of the following:

	December 31
	2014			2013
	(In thousands)
Asset retirement obligations (ARO)	$	1,018		$	1,009
Other		62			112
		1,080			1,121
Current maturities of other long-term liabilities		(50	)		(50	)
Other long-term liabilities, less current maturities	$	1,030		$	1,071

Summary of ARO activity

A summary of ARO activity consists of the following:

	Year Ended December 31
	2014			2013
	(In thousands)
Balance at beginning of period	$	1,009		$	1,000
Accretion of discount expense		40			34
Settlement costs		(31	)		(25	)
Balance at end of period	$	1,018		$	1,009