XML 52 R36.htm IDEA: XBRL DOCUMENT v3.5.0.1

Shareholders' Equity and Share-Based Compensation (Tables)

12 Months Ended

Apr. 30, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Nonvested Restricted Stock and Restricted Stock Units Activity

A summary of nonvested restricted stock and restricted stock units for the years ended April 30, 2016, May 2, 2015 and April 26, 2014 is as follows:

	Year Ended
	April 30, 2016							May 2, 2015							April 26, 2014
	Number of Nonvested Shares			Weighted Average Grant Date Fair Value Per Share				Number of Nonvested Shares			Weighted Average Grant Date Fair Value Per Share				Number of Nonvested Shares			Weighted Average Grant Date Fair Value Per Share
Outstanding at beginning of year	344			$	10.63			318			$	9.59			279			$	9.74
Granted	159			7.04				150			12.25				147			10.03
Vested	(110	)		10.76				(111	)		9.83				(85	)		9.47
Forfeited	(9	)		10.69				(13	)		10.70				(23	)		9.37
Outstanding at end of year	384			9.10				344			10.63				318			9.59

Schedule of Stock Option Award Activity

A summary of stock option activity under all stock option plans during the fiscal year ended April 30, 2016 is as follows:

	Stock Options			Weighted Average Exercise Price Per Share				Weighted Average Remaining Contractual Life (Years)			Aggregate Intrinsic Value
Outstanding at May 2, 2015	2,741			$	13.94			4.63			$	2,258
Granted	240			8.51				—			—
Canceled or forfeited	(309	)		14.42				—			—
Exercised	(66	)		9.26				—			132
Outstanding at April 30, 2016	2,606			$	13.50			4.57			$	158
Shares vested and expected to vest	2,581			$	13.53			4.54			$	156
Exercisable at April 30, 2016	1,920			$	14.70			3.50			$	113

Schedule of Weighted-Average Assumptions

The following table provides the weighted-average fair value of options granted and the related assumptions used in the Black-Scholes model:

	Year Ended
	April 30, 2016				May 2, 2015				April 26, 2014
Fair value of options granted	$	2.92			$	5.44			$	4.91
Risk-free interest rate	1.70 - 1.90%				1.93 - 2.14%				2.03 - 2.34%
Expected dividend rate	2.78		%		2.60%				2.32%
Expected volatility	42.71 - 48.32%				48.01 - 51.89%				54.09 - 54.37%
Expected life of option	5.78 - 6.98 years				5.84 - 6.95 years				5.9 - 6.9 years

Schedule of Share-Based Compensation Expense by Award Type

The following table presents a summary of the share-based compensation expense by equity type as follows:

	Year Ended
	April 30, 2016				May 2, 2015				April 26, 2014
Stock options	$	1,179			$	1,311			$	1,451
Restricted stock and stock units	1,237				1,234				1,000
Employee stock purchase plans	542				493				446
	$	2,958			$	3,038			$	2,897

Schedule of Share-Based Compensation Expense

A summary of the share-based compensation expenses for stock options, restricted stock, restricted stock units and shares issued under the ESPP for the fiscal years ended April 30, 2016, May 2, 2015 and April 26, 2014 is as follows:

	Year Ended
	April 30, 2016				May 2, 2015				April 26, 2014
Cost of goods sold	$	751			$	737			$	657
Selling	780				825				810
General and administrative	839				908				859
Product design and development	588				568				571
	$	2,958			$	3,038			$	2,897

X

- Definition

Schedule of Nonvested Restricted Stock and Restricted Stock Units Activity [Table Text Block]

+ References

No definition available.

+ Details

Name:	dakt_ScheduleOfNonvestedRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix:	dakt_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ 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 amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits.

+ 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 (h)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ 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 (h)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

+ Details

Name:	us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
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:	na
Period Type:	duration