XML 103 R58.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Uncompleted Contracts - Summary (Details) (USD $) In Thousands, unless otherwise specified | Apr. 26, 2014 | Apr. 27, 2013
--- | --- | ---
Contractors [Abstract] |  |
Costs incurred | $ 486,430 | $ 393,287
Estimated earnings | 166,250 | 146,378
Costs and estimated earnings on uncompleted contracts | 652,680 | 539,665
Less billings to date | 641,763 | 514,555
Costs in excess of billings, net | $ 10,917 | $ 25,110

X
- Definition Contract Receivable, Aggregate Billings + References No definition available. + Details
Name: | dakt_ContractReceivableAggregateBillings
Namespace Prefix: | dakt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contract Receivable, Gross (Excluding Aggregate Billings) + References No definition available. + Details
Name: | dakt_ContractReceivableGrossExcludingAggregateBillings
Namespace Prefix: | dakt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Contract Receivable, Gross (Excluding Aggregate Billings), Costs Incurred + References No definition available. + Details
Name: | dakt_ContractReceivableGrossExcludingAggregateBillingsCostsIncurred
Namespace Prefix: | dakt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Contract Receivable, Gross (Excluding Aggregate Billings) Estimated Profit + References No definition available. + Details
Name: | dakt_ContractReceivableGrossExcludingAggregateBillingsEstimatedProfit
Namespace Prefix: | dakt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_ContractorsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of receivable reflecting the cost incurred on uncompleted contracts in excess of related billings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6802688&loc=d3e57807-111642 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6802688&loc=d3e57795-111642 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(c)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 912 -SubTopic 310 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6471842&loc=d3e55302-109406 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph c(2), c(3), c(4) -Article 5 + Details
Name: | us-gaap_CostsInExcessOfBillingsOnUncompletedContractsOrPrograms
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant