XML 47 R21.htm IDEA: XBRL DOCUMENT v2.4.0.8

EQUITY-BASED INCENTIVE AWARDS (Tables)

3 Months Ended

Dec. 31, 2013

EQUITY-BASED INCENTIVE AWARDS

Schedule of stock options issued and outstanding by grant year

Stock options issued and outstanding at December 2013 are summarized as follows:

						Remaining					Exercisable
		Exercise Price		Number Outstanding		Weighted-Average Contractual Life		Weighted-Average Exercise Price			Number Exercisable		Weighted-Average Exercise Price
Fiscal 2007		$18.00		25,000		2.95 years		$	18.00		25,000		$	18.00
Fiscal 2010		$51.50		5,500		6.33 years		$	51.50		3,300		$	51.50
Fiscal 2012		$53.80 - $65.97		6,500		7.84 years		$	54.74		2,500		$	54.29
Fiscal 2013		$62.33		8,000		8.82 years		$	62.33		1,600		$	62.33
				45,000				$	35.28		32,400		$	26.40

Schedule of nonvested restricted stock units

		Restricted Stock Units(1)			Restricted Stock Units(2)			Restricted Stock Units(3)
Date of award:		October 26, 2011			October 23, 2012			October 22, 2013
Original number of awards issued:		15,900			15,000			17,900
Service period:		36 months			36 months			36-60 months
Estimated fair value of award at grant date		$	855,000		$	935,000		$	1,486,000
Awards outstanding at December 2013		5,300			10,000			17,900
Fair value of non-vested awards at December 2013:		$	424,000		$	799,000		$	1,431,000

(1) 10,600 of the restricted stock units were vested as of December 2013. The remaining 5,300 restricted stock units will vest on October 25, 2014.

(2) 5,000 of the restricted stock units were vested as of December 2013.  The remaining 10,000 restricted stock units will vest in equal amounts on October 23, 2014 and October 23, 2015.

(3) 14,000 restricted stock units will vest in equal amounts on October 22, 2014, October 22, 2015, and October 22, 2016.  The remaining 3,900 restricted stock units will vest in equal amounts on October 22, 2014, October 22, 2015, October 22, 2016, October 22, 2017, and October 22, 2018.

Summary of restricted stock unit activity

		Number of Shares		Weighted Average Fair Value
Nonvested restricted stock units at September 2013		29,600		$	81.89
Granted		17,900		83.03
Vested		(14,300	)	80.68
Expired		—		—
Nonvested restricted stock units at December 2013		33,200		$	79.93

X

- Definition

Tabular disclosure of stock options issued and outstanding by grant year, including exercise price of options granted and remaining weighted-average contractual life.

+ References

No definition available.

+ Details

Name:	dit_ScheduleOfIssuedAndOutstandingShareBasedCompensationArrangementByGrantYearTableTextBlock
Namespace Prefix:	dit_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number of restricted stock units issued and outstanding, including their total fair value at the grant and the reporting date.

+ References

No definition available.

+ Details

Name:	dit_ScheduleOfRestrictedStockUnitsIssuedAndOutstandingTableTextBlock
Namespace Prefix:	dit_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration