 |
| Attached files |
| File | Filename |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R16.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R37.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R18.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R15.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R19.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R25.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R27.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R10.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R5.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R26.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R21.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R34.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R14.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R13.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R23.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R11.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R12.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R4.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R1.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R17.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R3.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R7.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R24.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R36.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R22.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R35.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R6.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R2.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R32.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R8.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R31.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R30.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R28.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R29.htm |
| EXCEL - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | Financial_Report.xls |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R9.htm |
| XML - IDEA: XBRL DOCUMENT - National American University Holdings, Inc. | R33.htm |
| EX-32.2 - EX-32.2 - National American University Holdings, Inc. | d379549dex322.htm |
| EX-32.1 - EX-32.1 - National American University Holdings, Inc. | d379549dex321.htm |
| EX-31.2 - EX-31.2 - National American University Holdings, Inc. | d379549dex312.htm |
| EX-31.1 - EX-31.1 - National American University Holdings, Inc. | d379549dex311.htm |
| 10-Q - FORM 10-Q - National American University Holdings, Inc. | d379549d10q.htm |
v2.4.0.6
|
Stockholders' Equity (Tables)
|
3 Months Ended |
|
Aug. 31, 2012
|
| Stockholders' Equity [Abstract] |
|
| Summary of restricted shares activity |
A summary of restricted shares activity under the Plan as
of August 31, 2012 and 2011, and changes during the three month periods then ended is presented below:
| |
|
|
|
|
|
|
|
|
|
Restricted Shares
|
|
Shares |
|
|
Weighted Average Grant Date Fair Value |
|
|
Non-vested shares at May 31, 2012
|
|
|
1,416 |
|
|
$ |
10.59 |
|
|
Granted
|
|
|
59,132 |
|
|
|
4.60 |
|
|
Vested
|
|
|
(1,416 |
) |
|
|
10.59 |
|
|
Forfeited
|
|
|
— |
|
|
|
— |
|
| |
|
|
|
|
|
|
|
|
|
Non-vested shares at August 31, 2012
|
|
|
59,132 |
|
|
$ |
4.60 |
|
| |
|
|
|
|
|
|
|
|
| |
|
|
|
Restricted Shares
|
|
Shares |
|
|
Weighted Average Grant Date Fair Value |
|
|
Non-vested shares at May 31, 2011
|
|
|
54,166 |
|
|
$ |
8.62 |
|
|
Granted
|
|
|
43,388 |
|
|
|
10.59 |
|
|
Vested
|
|
|
— |
|
|
|
— |
|
|
Forfeited
|
|
|
— |
|
|
|
— |
|
| |
|
|
|
|
|
|
|
|
|
Non-vested shares at August 31, 2011
|
|
|
97,554 |
|
|
$ |
9.49 |
|
| |
|
|
|
|
|
|
|
|
|
| Summary of stock options issued |
For stock options issued during the
three months ended August 31, 2012 and 2011, the following assumptions were used to determine fair value:
| |
|
|
|
|
|
|
|
|
| |
|
For the three months ended August 31, |
|
|
Assumptions used:
|
|
2012 |
|
|
2011 |
|
|
Expected term (in years)
|
|
|
5.99 |
|
|
|
6.00 |
|
|
Expected volatility
|
|
|
61.20 |
% |
|
|
50.00 |
% |
|
Weighted average risk free interest rate
|
|
|
0.85 |
% |
|
|
1.22 |
% |
|
Weighted average risk free interest rate range
|
|
|
0.80-0.85 |
% |
|
|
1.22 |
% |
|
Weighted average expected dividend
|
|
|
2.87 |
% |
|
|
1.13 |
% |
|
Weighted average expected dividend range
|
|
|
2.87 |
% |
|
|
1.13 |
% |
|
Weighted average fair value
|
|
$ |
2.01 |
|
|
$ |
4.56 |
|
|
| Summary of stock option activity |
A summary of option activity under the Plan as of
August 31, 2012 and 2011, and changes during the three month periods then ended is presented below:
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Stock Options
|
|
Shares |
|
|
Weighted average exercise price |
|
|
Weighted average remaining contractual life (years) |
|
|
Aggregate intrinsic value |
|
|
Outstanding at May 31, 2012
|
|
|
223,950 |
|
|
$ |
9.92 |
|
|
|
8.7 |
|
|
|
|
|
|
Granted
|
|
|
156,800 |
|
|
|
4.60 |
|
|
|
|
|
|
|
|
|
|
Exercised
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
Forfeited or canceled
|
|
|
(4,000 |
) |
|
|
9.35 |
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Outstanding at August 31, 2012
|
|
|
376,750 |
|
|
$ |
7.71 |
|
|
|
9.1 |
|
|
$ |
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Exercisable at August 31, 2012
|
|
|
141,781 |
|
|
$ |
9.56 |
|
|
|
8.2 |
|
|
$ |
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Stock Options
|
|
Shares |
|
|
Weighted average exercise price
|
|
|
Weighted average remaining contractual life (in years) |
|
|
Aggregate intrinsic value ($000) |
|
|
Outstanding at May 31, 2011
|
|
|
121,750 |
|
|
$ |
9.17 |
|
|
|
9.1 |
|
|
|
|
|
|
Granted
|
|
|
133,500 |
|
|
|
10.59 |
|
|
|
|
|
|
|
|
|
|
Exercised
|
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
Forfeited or canceled
|
|
|
(3,500 |
) |
|
|
9.35 |
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Outstanding at August 31, 2011
|
|
|
251,750 |
|
|
$ |
9.92 |
|
|
|
9.5 |
|
|
$ |
15 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Exercisable at August 31, 2011
|
|
|
59,125 |
|
|
$ |
9.17 |
|
|
|
8.9 |
|
|
$ |
8 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Summary of dividend declaration and paid date |
| |
|
|
|
|
|
|
|
|
|
Date declared
|
|
Record date
|
|
Payment date
|
|
Per share
|
|
|
August 29, 2011
|
|
September 30, 2011 |
|
October 7, 2011 |
|
$ |
0.0300 |
|
|
November 4, 2011
|
|
December 31, 2011 |
|
January 9, 2012 |
|
$ |
0.0325 |
|
|
January 30, 2012
|
|
March 30, 2012 |
|
April 6, 2012 |
|
$ |
0.0325 |
|
|
April 30, 2012
|
|
June 30, 2012 |
|
July 9, 2012 |
|
$ |
0.0325 |
|
|
August 27, 2012
|
|
September 30, 2012 |
|
(est) October 5, 2012 |
|
$ |
0.0400 |
|
|
| X |
- Definition
Schedule of dividend declaration and paid till date.
+ References+ Details
| Name: |
nauh_ScheduleOfDividendDeclarationAndPaidTillDateTableTextBlock |
| Namespace Prefix: |
nauh_ |
| Data Type: |
nonnum:textBlockItemType |
| Balance Type: |
na |
| Period Type: |
duration |
|
| X |
- Details
| Name: |
us-gaap_EquityAbstract |
| Namespace Prefix: |
us-gaap_ |
| Data Type: |
xbrli:stringItemType |
| Balance Type: |
na |
| Period Type: |
duration |
|
| X |
- Definition
Tabular disclosure of the changes in outstanding nonvested restricted stock units.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
+ Details
| Name: |
us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock |
| Namespace Prefix: |
us-gaap_ |
| Data Type: |
nonnum:textBlockItemType |
| Balance Type: |
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| Period Type: |
duration |
|
| X |
- Definition
Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
+ Details
| Name: |
us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock |
| Namespace Prefix: |
us-gaap_ |
| Data Type: |
nonnum:textBlockItemType |
| Balance Type: |
na |
| Period Type: |
duration |
|
| X |
- Definition
Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901
+ Details
| Name: |
us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock |
| Namespace Prefix: |
us-gaap_ |
| Data Type: |
nonnum:textBlockItemType |
| Balance Type: |
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| Period Type: |
duration |
|
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