Represents the number of active share-based compensation plans of the entity.

No definition available.

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Represents the number of expired share-based compensation plans of the entity.

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No definition available.

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Represents the effect of share-based compensation expenses on the basic earnings per share during the reporting period.

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No definition available.

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Represents the effect of share-based compensation expenses on the diluted earnings per share during the reporting period.

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No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Subparagraph (b)

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-Name Staff Accounting Bulletin (SAB)

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-Section F

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The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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No definition available.

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable within one year (or the operating cycle, if longer).

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.20)

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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-Name Accounting Standards Codification

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Paragraph 2

-Subparagraph (a)(1)

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Subparagraph (c)(2)(i)-(ii)

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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-Name Accounting Standards Codification

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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-Name Accounting Standards Codification

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-SubTopic 10

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-Paragraph 2

-Subparagraph (c)(2)(iii)(2)

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Paragraph 2

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- Definition

The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan.

+ References

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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-Paragraph 2

-Subparagraph (a)(3)

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Paragraph 2

-Subparagraph (c)(1)(i)-(ii)

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- Definition

The weighted average of per share prices paid for shares purchased on the open market for issuance to employees under the plan.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

+ References

No definition available.

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Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

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-Publisher FASB

-Name Accounting Standards Codification

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Number of shares issued during the period as a result of an employee stock purchase plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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SHARE-BASED COMPENSATION PLANS (Details) (USD $)	12 Months Ended							12 Months Ended												0 Months Ended						0 Months Ended				12 Months Ended						0 Months Ended	12 Months Ended		0 Months Ended				12 Months Ended		12 Months Ended
SHARE-BASED COMPENSATION PLANS (Details) (USD $)	Feb. 28, 2014 item	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2014 SG&A	Feb. 28, 2013 SG&A	Feb. 29, 2012 SG&A	Feb. 28, 2014 Former CEO Separation Agreement	Feb. 28, 2014 Stock options SG&A	Feb. 28, 2013 Stock options SG&A	Feb. 29, 2012 Stock options SG&A	Feb. 28, 2014 Stock compensation Former CEO SG&A Separation Agreement	Feb. 28, 2014 Directors Stock compensation SG&A	Feb. 28, 2013 Directors Stock compensation SG&A	Feb. 29, 2012 Directors Stock compensation SG&A	Feb. 28, 2014 Performance-based Restricted Stock Award SG&A	Feb. 28, 2013 Performance-based Restricted Stock Award SG&A	Feb. 28, 2014 Performance-based RSUs SG&A	Aug. 24, 2008 1998 Plan	Feb. 28, 2014 1998 Plan Stock options	Aug. 24, 2008 1998 Plan Stock options Minimum	Aug. 24, 2008 1998 Plan Stock options Maximum	Aug. 24, 2008 1998 Plan Vesting period one Stock options	Aug. 24, 2008 1998 Plan Vesting period two Stock options	Aug. 24, 2008 1998 Plan Vesting period three Stock options	Jun. 05, 2005 1995 Directors' Plan	Jun. 05, 2005 1995 Directors' Plan Stock options	Feb. 28, 2014 1995 Directors' Plan Stock options	Feb. 28, 2014 2008 Stock Incentive Plan	Feb. 28, 2014 2008 Stock Incentive Plan Stock options	Feb. 28, 2014 2008 Stock Incentive Plan Stock options Minimum	Feb. 28, 2014 2008 Stock Incentive Plan Stock options Maximum	Feb. 28, 2014 2008 Stock Incentive Plan Restricted Stock Award	Feb. 28, 2013 2008 Stock Incentive Plan Restricted Stock Award	Feb. 28, 2014 2008 Stock Incentive Plan Restricted Stock Award Former CEO	Feb. 28, 2013 2008 Stock Incentive Plan Restricted Stock Award Former CEO	Feb. 28, 2014 2008 Stock Incentive Plan Restricted Stock Award Grant as of February 28, 2013 Former CEO	Feb. 28, 2014 2008 Stock Incentive Plan Performance-based RSUs	Feb. 28, 2013 2008 Stock Incentive Plan Performance-based RSUs	Mar. 02, 2012 2008 Stock Incentive Plan Performance-based RSUs Former CEO	Apr. 22, 2014 2008 Stock Incentive Plan Performance-based RSUs Grant on March 1, 2012 Former CEO	Feb. 28, 2014 2008 Stock Incentive Plan Performance-based RSUs Grant on March 1, 2012 Former CEO	Apr. 22, 2013 2008 Stock Incentive Plan Performance-based RSUs Grant on March 1, 2012 Former CEO	Feb. 28, 2014 2008 Stock Incentive Plan Performance-based RSUs Grant on March 1, 2012 Former CEO	Feb. 28, 2014 2008 Directors Plan	Feb. 28, 2014 2008 Directors Plan Restricted Stock Award	Feb. 28, 2013 2008 Directors Plan Restricted Stock Award	Feb. 29, 2012 2008 Directors Plan Restricted Stock Award	Feb. 28, 2014 2008 Stock Purchase Plan	Feb. 28, 2013 2008 Stock Purchase Plan	Feb. 29, 2012 2008 Stock Purchase Plan	Feb. 28, 2014 2008 Stock Purchase Plan SG&A	Feb. 28, 2013 2008 Stock Purchase Plan SG&A	Feb. 29, 2012 2008 Stock Purchase Plan SG&A
SHARE-BASED COMPENSATION PLANS
Number of expired share-based compensation plans	2
Number of active share-based compensation plans	3
Share-based compensation plans
Number of shares of common stock covered for issuance under share-based compensation plan																		6,750,000							980,000			3,750,000																175,000				350,000
Vesting period																						1 year	4 years	5 years		1 year				4 years	5 years
Term of award																				7 years	10 years					10 years				7 years	10 years
Options outstanding																			30,100								20,000		788,831
Restricted stock disclosure
Number of awards granted (in shares)																																62,000	160,000	62,304	159,666			700,000	700,000						10,512	10,512	18,000
Fair values at the date of grant of awards granted (in dollars per share)																																$ 67.10	$ 35.55	$ 67.10	$ 35.55			$ 32.88	$ 32.88						$ 41.26	$ 31.54	$ 29.48
Share-based compensation plans disclosure
Restricted stock units/awards outstanding (in shares)																																62,000	160,000				100,000	700,000
Cumulative number of shares granted																																													58,624
Maximum withholding percentage of employee wages or salaries for the purchase of shares of common stock																																																15.00%
Purchase price for shares acquired under the plan as a percentage of the share's fair market value																																																85.00%
Shares of common stock acquired by plan participants																																																41,328	39,728	41,868
Price of common stock acquired by plan participants (in dollars per share)																																																$ 32.66	$ 26.68	$ 24.17
Number of shares available for future issue under the plan																												2,350,699																116,376				158,213
SHARE-BASED PAYMENT EXPENSE
Share-based payment expense				$ 31,869,000	$ 6,055,000	$ 2,928,000		$ 2,380,000	$ 2,298,000	$ 2,061,000	$ 15,000,000	$ 619,000	$ 473,000	$ 531,000	$ 7,968,000	$ 2,988,000	$ 5,478,000																																		$ 424,000	$ 296,000	$ 336,000
Less income tax benefits	(5,709,000)	(858,000)	(99,000)
Share-based payment expense, net of income tax benefits	26,160,000	5,197,000	2,829,000
Earnings per share impact of share-based payment expense:
Basic (in dollars per share)	$ 0.82	$ 0.16	$ 0.09
Diluted (in dollars per share)	$ 0.81	$ 0.16	$ 0.09
Number of awards vested (in shares)																																160,000				159,666	100,000			100,000	66,600	33,400	100,000
Vested in period, fair value at the date of grant of the award (in dollars per share)																																$ 35.55					$ 32.88			$ 32.88	$ 32.88
Common stock to be issued in connection with settlement of separation compensation							$ 15,000,000