FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2013

FAIR VALUE MEASUREMENTS

Schedule of assets and liabilities measured at fair value on a recurring basis

	March 31, 2013
Description	(Level 1)		(Level 2)		(Level 3)		Total
	(in thousands)
Assets
Cash equivalents	$	43,312	$	—	$	—	$	43,312
Total assets	$	43,312	$	—	$	—	$	43,312
Liabilities
Acquisition-related contingent considerations	$	—	$	—	$	542	$	542
Total liabilities	$	—	$	—	$	542	$	542

	December 31, 2012
Description	(Level 1)		(Level 2)		(Level 3)		Total
	(in thousands)
Assets
Cash equivalents	$	43,301	$	—	$	—	$	43,301
Total assets	$	43,301	$	—	$	—	$	43,301
Liabilities
Acquisition-related contingent considerations	$	—	$	—	$	517	$	517
Total liabilities	$	—	$	—	$	517	$	517

Schedule of change in acquisition-related contingent consideration liabilities

Balance as of December 31, 2012	$	517
Amortization of present value discount(1)		19
Fair value adjustment for change in consideration expected to be paid(2)		6
Settlements		—
Balance as of March 31, 2013	$	542

(1)

Changes in present value are included as a component of interest expense in the consolidated statement of operations.

(2)

Fair value adjustments for changes in earn-out estimates are recorded to indefinite-lived intangibles in the consolidated balance sheet.