Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2013

Fair Value Disclosures [Abstract]

Assets and Liabilities Recorded at Fair Value on Recurring Basis on Condensed Balance Sheet

The following table presents information about assets and liabilities recorded at fair value on a recurring basis on the Condensed Balance Sheet as of June 30, 2013:

			Quoted Prices in
			Active Markets for		Significant
	Total Carrying		Identical		Other Observable
	Value on the		Assets/Liabilities		Inputs
(In thousands)	Balance Sheet		(Level 1)		(Level 2)
Assets:
Cash and cash equivalents	$	5,840	$	5,840	$	-
Corporate notes and bonds		2,015		-		2,015
U.S. Government and agency securities		1,423		-		1,423
Equity security		63		63		-
Total assets at fair value	$	9,341	$	5,903	$	3,438

The following table presents information about assets and liabilities recorded at fair value on a recurring basis as of December 31, 2012 on the Condensed Balance Sheet:

			Quoted Prices in
			Active Markets for		Significant
	Total Carrying		Identical		Other Observable
	Value on the		Assets/Liabilities		Inputs
(In thousands)	Balance Sheet		(Level 1)		(Level 2)
Assets:
Cash and cash equivalents	$	4,150	$	4,150	$	-
Corporate notes and bonds		6,871		-		6,871
U.S. Government and agency securities		4,189		-		4,189
Equity security		45		45		-
Total assets at fair value	$	15,255	$	4,195	$	11,060