Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Disclosures [Abstract]

Company's Fair Value Hierarchy for its Financial Assets and Liabilities

The following table represents the Company’s fair value hierarchy for its financial assets and liabilities required to be measured on a recurring basis:

	Basis of Fair Value Measurements
	Balance		Quoted Prices in Active Markets for Identical Items (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(In Thousands)
Balance at December 31, 2013:
Financial assets:
Money market investment	$	4,084	$	4,084	$	—	$	—
Total financial assets	$	4,084	$	4,084	$	—	$	—
Balance at December 31, 2012:
Financial assets:
Money market investment	$	4,084	$	4,084	$	—	$	—
Total financial assets	$	4,084	$	4,084	$	—	$	—

Reconciliation of the Beginning and Ending Level 3 Net Liabilities

A reconciliation of the beginning and ending Level 3 liabilities for the years ended December 31, 2013, 2012 and 2011 is as follows:

	Fair Value Measurements Using Significant Unobservable Inputs (Level 3)
	(In Thousands)
Balance at January 1, 2011		2,800
Change in fair value of earnout consideration (included within selling, general and administrative expense)		144
Funding of Fullscope contingent earnout consideration escrow		(2,713	)
Balance at December 31, 2011		231
Change in fair value of earnout consideration (included within selling, general and administrative expense)		(231	)
Balance at December 31, 2012	$	—
Change in fair value of earnout consideration (included within selling, general and administrative expense)		—
Balance at December 31, 2013	$	—