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Fair Value Measurements (Tables)
 6 Months Ended
May. 31, 2015
Fair Value Disclosures [Abstract]  
Fair Value Measurements within the Fair Value Hierarchy of the Financial Assets
The following table details the fair value measurements within the fair value hierarchy of our financial assets and liabilities at May 31, 2015 (in thousands):
 
 
 
 
Fair Value Measurements Using
 
Total Fair
Value
 
Level 1
 
Level 2
 
Level 3
Assets
 
 
 
 
 
 
 
Money market funds
$
21,845

 
$
21,845

 
$
—

 
$
—

State and municipal bond obligations
33,101

 
—

 
33,101

 
—

Liabilities
 
 
 
 
 
 
 
Foreign exchange derivatives
(2,449
)
 
—

 
(2,449
)
 
—

Contingent consideration
$
(504
)
 
$
—

 
$
(209
)
 
$
(295
)

The following table details the fair value measurements within the fair value hierarchy of our financial assets and liabilities at November 30, 2014 (in thousands):
 
 
 
 
Fair Value Measurements Using
 
Total Fair
Value
 
Level 1
 
Level 2
 
Level 3
Assets
 
 
 
 
 
 
 
Money market funds
$
67,893

 
$
67,893

 
$
—

 
$
—

State and municipal bond obligations
20,186

 
—

 
20,186

 
—

Foreign exchange derivatives
(102
)
 
—

 
(102
)
 
—

Liabilities
 
 
 
 
 
 
 
Contingent consideration
$
(1,717
)
 
$
—

 
$
—

 
$
(1,717
)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation
The following table reflects the activity for our liabilities measured at fair value using Level 3 inputs for each period presented (in thousands):

 
Three Months Ended
 
Six Months Ended
 
May 31,
2015
 
May 31,
2014
 
May 31,
2015
 
May 31,
2014
Balance, beginning of period
$
1,615

 
$
393

 
$
1,717

 
$
388

Incurrence of contingent purchase price liability
—

 
1,450

 
—

 
1,450

Payments of contingent consideration
—

 
(210
)
 
—

 
(210
)
Changes in fair value of contingent consideration obligation
(1,111
)
 
16

 
(1,213
)
 
21

Transfer to Level 2 fair value measurement
(209
)
 
—

 
(209
)
 
—

Balance, end of period
$
295

 
$
1,649

 
$
295

 
$
1,649
Fair Value Measurements, Nonrecurring
The following table presents nonrecurring fair value measurements as of May 31, 2015 (in thousands):

 
Total Fair Value
 
Total Losses
Long-lived assets
$
60

 
$
3,947