Fair Value Measurement (Tables)

6 Months Ended

Jul. 31, 2016

Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis

Financial liabilities measured at fair value on a recurring basis

The following table presents information about financial liabilities measured at fair value on a recurring basis:

	Fair Value		Level 1		Level 2		Level 3
Contingent consideration at July 31, 2016	$	2,366	$	—	$	—	$	2,366
Contingent consideration at January 31, 2016	$	3,749	$	—	$	—	$	3,749

Schedule of contingent consideration

The following table summarizes the total recorded contingent consideration:

As of	July 31, 2016		January 31, 2016
Contingent consideration, short-term	$	1,043	$	1,460
Contingent consideration, long-term	1,323		2,289
Total contingent consideration	$	2,366	$	3,749

Significant unobservable inputs

The fair value measurement of our contingent consideration as of July 31, 2016 encompasses the following significant unobservable inputs (Level 3):

Unobservable Inputs	Range
Total estimated contingent consideration	$84	-	$2,935
Discount rate	9.5%	-	15.0%
Timing of cash flows (in years)	0	-	2

Summary of level 3 activity

The following table summarizes contingent consideration activity:

Balance as of January 31, 2016	$	3,749
Payments	(1,475		)
Changes in fair value	34
Interest accretion	58
Balance as of July 31, 2016	$	2,366

Schedule of notes payable

The following table summarizes the fair value and carrying value of our 4.00% Convertible Subordinated Debentures (4.00% Debentures):

As of	July 31, 2016		January 31, 2016
Fair value of notes payable	$	276,978	$	255,487
Carrying value of notes payable	$	238,841	$	234,888