RESERVES (Tables)

12 Months Ended

Dec. 31, 2012

Allowance for Doubtful Accounts

RESERVES

Schedule of allowance for doubtful accounts and reserves for environmental liability

Description	Balance at Beginning of Period		Additions		Deductions			Balance at End of Period
	(in thousands)
Allowance for Doubtful Accounts
2012	$	519	$	212	$	(469	)	$	262
2011	$	460	$	90	$	(31	)	$	519

Reserve for Environmental Liability

RESERVES

Schedule of allowance for doubtful accounts and reserves for environmental liability

Description	Balance at Beginning of Period		Additions		Deductions			Balance at End of Period
	(in thousands)
Reserve for Environmental Liability
2012	$	866	$	—	$	(191	)	$	675
2011	$	1,187	$	4	$	(325	)	$	866