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