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CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified | Jan. 24, 2015 | Jul. 26, 2014
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Current assets: |  |
Cash and equivalents | $ 18,428 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 20,672 us-gaap_CashAndCashEquivalentsAtCarryingValue
Accounts receivable, net | 267,286 us-gaap_AccountsReceivableNetCurrent | 272,741 us-gaap_AccountsReceivableNetCurrent
Costs and estimated earnings in excess of billings | 212,314 dy_CostsAndEstimatedEarningsInExcessOfBillings | 230,569 dy_CostsAndEstimatedEarningsInExcessOfBillings
Inventories | 43,768 us-gaap_InventoryNet | 49,095 us-gaap_InventoryNet
Deferred tax assets, net | 18,732 us-gaap_DeferredTaxAssetsNetCurrent | 19,932 us-gaap_DeferredTaxAssetsNetCurrent
Other current assets | 23,837 us-gaap_OtherAssetsCurrent | 12,727 us-gaap_OtherAssetsCurrent
Total current assets | 584,365 us-gaap_AssetsCurrent | 605,736 us-gaap_AssetsCurrent
Property and equipment, net | 207,148 us-gaap_PropertyPlantAndEquipmentNet | 205,413 us-gaap_PropertyPlantAndEquipmentNet
Goodwill | 269,465 us-gaap_Goodwill | 269,088 us-gaap_Goodwill
Intangible assets, net | 114,173 us-gaap_IntangibleAssetsNetExcludingGoodwill | 116,116 us-gaap_IntangibleAssetsNetExcludingGoodwill
Other | 18,382 us-gaap_OtherAssetsNoncurrent | 16,001 us-gaap_OtherAssetsNoncurrent
Total non-current assets | 609,168 us-gaap_AssetsNoncurrent | 606,618 us-gaap_AssetsNoncurrent
Total assets | 1,193,533 us-gaap_Assets | 1,212,354 us-gaap_Assets
Current liabilities: |  |
Accounts payable | 52,114 us-gaap_AccountsPayableCurrent | 63,318 us-gaap_AccountsPayableCurrent
Current portion of debt | 12,500 us-gaap_DebtCurrent | 10,938 us-gaap_DebtCurrent
Billings in excess of costs and estimated earnings | 16,422 dy_BillingsInExcessOfCostsAndEstimatedEarnings | 13,882 dy_BillingsInExcessOfCostsAndEstimatedEarnings
Accrued insurance claims | 34,185 dy_AccruedInsuranceClaimsCurrent | 32,260 dy_AccruedInsuranceClaimsCurrent
Other accrued liabilities | 62,991 us-gaap_OtherAccruedLiabilitiesCurrent | 76,134 us-gaap_OtherAccruedLiabilitiesCurrent
Total current liabilities | 178,212 us-gaap_LiabilitiesCurrent | 196,532 us-gaap_LiabilitiesCurrent
Long-term debt (including debt premium of $3.0 million and $3.2 million at January 24, 2015 and July 26, 2014, respectively) | 421,418 us-gaap_LongTermDebtAndCapitalLeaseObligations | 446,863 us-gaap_LongTermDebtAndCapitalLeaseObligations
Accrued insurance claims | 38,348 dy_AccruedInsuranceClaimsNoncurrent | 33,782 dy_AccruedInsuranceClaimsNoncurrent
Deferred tax liabilities, net non-current | 45,596 us-gaap_DeferredTaxLiabilitiesNoncurrent | 45,361 us-gaap_DeferredTaxLiabilitiesNoncurrent
Other liabilities | 5,051 us-gaap_OtherLiabilitiesNoncurrent | 4,882 us-gaap_OtherLiabilitiesNoncurrent
Total liabilities | 688,625 us-gaap_Liabilities | 727,420 us-gaap_Liabilities
COMMITMENTS AND CONTINGENCIES, Note 17 |  |
Stockholders' equity: |  |
Preferred stock, par value $1.00 per share: 1,000,000 shares authorized: no shares issued and outstanding | 0 us-gaap_PreferredStockValue | 0 us-gaap_PreferredStockValue
Common stock, par value $0.33 1/3 per share: 150,000,000 shares authorized: 33,991,094 and 33,990,589 issued and outstanding, respectively | 11,331 us-gaap_CommonStockValue | 11,330 us-gaap_CommonStockValue
Additional paid-in capital | 122,279 us-gaap_AdditionalPaidInCapitalCommonStock | 131,819 us-gaap_AdditionalPaidInCapitalCommonStock
Accumulated other comprehensive loss | (884)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax | (158)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Retained earnings | 372,182 us-gaap_RetainedEarningsAccumulatedDeficit | 341,943 us-gaap_RetainedEarningsAccumulatedDeficit
Total stockholders' equity | 504,908 us-gaap_StockholdersEquity | 484,934 us-gaap_StockholdersEquity
Total liabilities and stockholders' equity | $ 1,193,533 us-gaap_LiabilitiesAndStockholdersEquity | $ 1,212,354 us-gaap_LiabilitiesAndStockholdersEquity

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