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Fair Value Measurements (Tables)
6 Months Ended
Aug. 31, 2013
Fair Value Disclosures [Abstract]  
Assets and Liabilities Accounted for at Fair Value on Recurring Basis
The Company’s assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the valuation of fair value assets and liabilities and their placement within the fair value hierarchy levels.

 
As of August 31, 2013
 
Level 1
 
Level 2
 
Level 3
 
 
 
Quoted Prices
in Active
Markets for
Identical Assets
or Liabilities
 
Significant
Other
Observable
Inputs
 
Significant
Unobservable
Inputs
 
Total
Available for sale securities
$

 
$

 
$
6,739

 
$
6,739

Total assets measured at fair value on a recurring basis
$

 
$

 
$
6,739

 
$
6,739

Interest rate swap agreement
$

 
$
59

 
$

 
$
59

Total liabilities measured at fair value on a recurring basis
$

 
$
59

 
$

 
$
59

 
 
 
 
 
 
 
 
 
As of February 28, 2013
 
Level 1
 
Level 2
 
Level 3
 
 
 
Quoted Prices
in Active
Markets for
Identical Assets
or Liabilities
 
Significant
Other
Observable
Inputs
 
Significant
Unobservable
Inputs
 
Total
Available for sale securities
$

 
$

 
$
6,489

 
$
6,489

Total assets measured at fair value on a recurring basis
$

 
$

 
$
6,489

 
$
6,489

Interest rate swap agreement
$

 
$
107

 
$

 
$
107

Total liabilities measured at fair value on a recurring basis
$

 
$
107

 
$

 
$
107

Reconciliation of Beginning and Ending Balances for Fair Value Measurements using Significant Unobservable Inputs
The following table shows a reconciliation of the beginning and ending balances for fair value measurements using significant unobservable inputs:
 
 
For the Six Months Ended August 31,
 
2012
 
2013
 
Available
For Sale
Securities
 
Available
For Sale
Securities
 
Derivative
Instruments
Beginning Balance
$
160

 
$
6,489

 
$
107

Purchases
3,989

 
250

 

Unrealized gains in other comprehensive income

 

 
(48
)
Ending Balance
$
4,149

 
$
6,739

 
$
59