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Supplemental Consolidating Financial Statements Balance Sheet (Details) (USD $) In Thousands, unless otherwise specified | Jan. 26, 2013 | Dec. 03, 2012 | Jul. 28, 2012 | Jan. 28, 2012 | Jul. 30, 2011
--- | --- | --- | --- | --- | ---
CURRENT ASSETS: |  |  |  |  |
Cash and equivalents | $ 22,590 |  | $ 52,581 | $ 86,195 | $ 44,766
Accounts receivable, net | 227,413 |  | 141,788 |  |
Costs and estimated earnings in excess of billings | 148,502 |  | 127,321 |  |
Inventories | 34,909 |  | 26,274 |  |
Deferred tax assets, net | 15,422 |  | 15,633 |  |
Income taxes receivable | 6,925 |  | 4,884 |  |
Other current assets | 13,923 |  | 8,466 |  |
Total current assets | 469,684 |  | 376,947 |  |
PROPERTY AND EQUIPMENT, NET | 187,242 |  | 158,247 |  |
GOODWILL | 262,989 | 88,100 | 174,849 |  |
INTANGIBLE ASSETS, NET | 134,306 |  | 49,773 |  |
DEFERRED TAX ASSETS, NET NON-CURRENT | 0 |  | 0 |  |
INVESTMENT IN SUBSIDIARIES | 0 |  | 0 |  |
INTERCOMPANY RECEIVABLES | 0 |  | 0 |  |
OTHER | 18,588 |  | 12,377 |  |
TOTAL NON-CURRENT ASSETS | 603,125 |  | 395,246 |  |
TOTAL ASSETS | 1,072,809 |  | 772,193 |  |
CURRENT LIABILITIES: |  |  |  |  |
Accounts payable | 64,166 |  | 36,823 |  |
Current portion of debt | 6,250 |  | 74 |  |
Billings in excess of costs and estimated earnings | 11,386 |  | 1,522 |  |
Accrued insurance claims | 26,313 |  | 25,218 |  |
Deferred tax liabilities | 0 |  | 0 |  |
Other accrued liabilities | 69,959 |  | 50,926 |  |
Total current liabilities | 178,074 |  | 114,563 |  |
Long-term debt | 420,033 |  | 187,500 |  |
ACCRUED INSURANCE CLAIMS | 23,693 |  | 23,591 |  |
DEFERRED TAX LIABILITIES, NET NON-CURRENT | 48,100 |  | 49,537 |  |
INTERCOMPANY PAYABLES | 0 |  | 0 |  |
OTHER LIABILITIES | 4,537 |  | 4,071 |  |
Total liabilities | 674,437 |  | 379,262 |  |
Total stockholders' equity | 398,372 |  | 392,931 |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | 1,072,809 |  | 772,193 |  |
Parent |  |  |  |  |
CURRENT ASSETS: |  |  |  |  |
Cash and equivalents | 0 |  | 0 | 0 | 0
Accounts receivable, net | 0 |  | 0 |  |
Costs and estimated earnings in excess of billings | 0 |  | 0 |  |
Inventories | 0 |  | 0 |  |
Deferred tax assets, net | 2,604 |  | 2,390 |  |
Income taxes receivable | 6,925 |  | 4,884 |  |
Other current assets | 7,258 |  | 2,211 |  |
Total current assets | 16,787 |  | 9,485 |  |
PROPERTY AND EQUIPMENT, NET | 12,850 |  | 9,671 |  |
GOODWILL | 0 |  | 0 |  |
INTANGIBLE ASSETS, NET | 0 |  | 0 |  |
DEFERRED TAX ASSETS, NET NON-CURRENT | 0 |  | 0 |  |
INVESTMENT IN SUBSIDIARIES | 747,775 |  | 734,451 |  |
INTERCOMPANY RECEIVABLES | 0 |  | 0 |  |
OTHER | 9,232 |  | 6,075 |  |
TOTAL NON-CURRENT ASSETS | 769,857 |  | 750,197 |  |
TOTAL ASSETS | 786,644 |  | 759,682 |  |
CURRENT LIABILITIES: |  |  |  |  |
Accounts payable | 3,715 |  | 2,785 |  |
Current portion of debt | 6,250 |  | 0 |  |
Billings in excess of costs and estimated earnings | 0 |  | 0 |  |
Accrued insurance claims | 587 |  | 588 |  |
Deferred tax liabilities | 0 |  | 0 |  |
Other accrued liabilities | 5,471 |  | 5,054 |  |
Total current liabilities | 16,023 |  | 8,427 |  |
Long-term debt | 138,750 |  | 0 |  |
ACCRUED INSURANCE CLAIMS | 719 |  | 708 |  |
DEFERRED TAX LIABILITIES, NET NON-CURRENT | 908 |  | 1,020 |  |
INTERCOMPANY PAYABLES | 228,940 |  | 353,713 |  |
OTHER LIABILITIES | 2,932 |  | 2,883 |  |
Total liabilities | 388,272 |  | 366,751 |  |
Total stockholders' equity | 398,372 |  | 392,931 |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | 786,644 |  | 759,682 |  |
Issuer |  |  |  |  |
CURRENT ASSETS: |  |  |  |  |
Cash and equivalents | 0 |  | 0 | 0 | 0
Accounts receivable, net | 0 |  | 0 |  |
Costs and estimated earnings in excess of billings | 0 |  | 0 |  |
Inventories | 0 |  | 0 |  |
Deferred tax assets, net | 0 |  | 0 |  |
Income taxes receivable | 0 |  | 0 |  |
Other current assets | 39 |  | 10 |  |
Total current assets | 39 |  | 10 |  |
PROPERTY AND EQUIPMENT, NET | 0 |  | 0 |  |
GOODWILL | 0 |  | 0 |  |
INTANGIBLE ASSETS, NET | 0 |  | 0 |  |
DEFERRED TAX ASSETS, NET NON-CURRENT | 65 |  | 65 |  |
INVESTMENT IN SUBSIDIARIES | 1,441,693 |  | 1,425,451 |  |
INTERCOMPANY RECEIVABLES | 0 |  | 0 |  |
OTHER | 6,503 |  | 4,338 |  |
TOTAL NON-CURRENT ASSETS | 1,448,261 |  | 1,429,854 |  |
TOTAL ASSETS | 1,448,300 |  | 1,429,864 |  |
CURRENT LIABILITIES: |  |  |  |  |
Accounts payable | 0 |  | 0 |  |
Current portion of debt | 0 |  | 0 |  |
Billings in excess of costs and estimated earnings | 0 |  | 0 |  |
Accrued insurance claims | 0 |  | 0 |  |
Deferred tax liabilities | 248 |  | 249 |  |
Other accrued liabilities | 1,055 |  | 565 |  |
Total current liabilities | 1,303 |  | 814 |  |
Long-term debt | 281,283 |  | 187,500 |  |
ACCRUED INSURANCE CLAIMS | 0 |  | 0 |  |
DEFERRED TAX LIABILITIES, NET NON-CURRENT | 0 |  | 0 |  |
INTERCOMPANY PAYABLES | 417,939 |  | 507,099 |  |
OTHER LIABILITIES | 0 |  | 0 |  |
Total liabilities | 700,525 |  | 695,413 |  |
Total stockholders' equity | 747,775 |  | 734,451 |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | 1,448,300 |  | 1,429,864 |  |
Subsidiary Guarantors |  |  |  |  |
CURRENT ASSETS: |  |  |  |  |
Cash and equivalents | 21,528 |  | 51,563 | 85,313 | 44,608
Accounts receivable, net | 226,569 |  | 140,426 |  |
Costs and estimated earnings in excess of billings | 147,537 |  | 125,869 |  |
Inventories | 34,909 |  | 26,274 |  |
Deferred tax assets, net | 13,161 |  | 13,566 |  |
Income taxes receivable | 0 |  | 0 |  |
Other current assets | 6,038 |  | 5,458 |  |
Total current assets | 449,742 |  | 363,156 |  |
PROPERTY AND EQUIPMENT, NET | 158,945 |  | 133,145 |  |
GOODWILL | 262,989 |  | 174,849 |  |
INTANGIBLE ASSETS, NET | 134,306 |  | 49,773 |  |
DEFERRED TAX ASSETS, NET NON-CURRENT | 5,531 |  | 9,341 |  |
INVESTMENT IN SUBSIDIARIES | 0 |  | 0 |  |
INTERCOMPANY RECEIVABLES | 650,826 |  | 860,758 |  |
OTHER | 2,698 |  | 1,731 |  |
TOTAL NON-CURRENT ASSETS | 1,215,295 |  | 1,229,597 |  |
TOTAL ASSETS | 1,665,037 |  | 1,592,753 |  |
CURRENT LIABILITIES: |  |  |  |  |
Accounts payable | 58,619 |  | 33,441 |  |
Current portion of debt | 0 |  | 74 |  |
Billings in excess of costs and estimated earnings | 11,386 |  | 1,522 |  |
Accrued insurance claims | 25,625 |  | 24,551 |  |
Deferred tax liabilities | 86 |  | 84 |  |
Other accrued liabilities | 62,647 |  | 43,772 |  |
Total current liabilities | 158,363 |  | 103,444 |  |
Long-term debt | 0 |  | 0 |  |
ACCRUED INSURANCE CLAIMS | 22,873 |  | 22,815 |  |
DEFERRED TAX LIABILITIES, NET NON-CURRENT | 52,355 |  | 57,140 |  |
INTERCOMPANY PAYABLES | 0 |  | 0 |  |
OTHER LIABILITIES | 1,603 |  | 1,185 |  |
Total liabilities | 235,194 |  | 184,584 |  |
Total stockholders' equity | 1,429,843 |  | 1,408,169 |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | 1,665,037 |  | 1,592,753 |  |
Non-Guarantor Subsidiaries |  |  |  |  |
CURRENT ASSETS: |  |  |  |  |
Cash and equivalents | 1,062 |  | 1,018 | 882 | 158
Accounts receivable, net | 844 |  | 1,362 |  |
Costs and estimated earnings in excess of billings | 965 |  | 1,452 |  |
Inventories | 0 |  | 0 |  |
Deferred tax assets, net | 69 |  | 80 |  |
Income taxes receivable | 0 |  | 0 |  |
Other current assets | 588 |  | 787 |  |
Total current assets | 3,528 |  | 4,699 |  |
PROPERTY AND EQUIPMENT, NET | 15,447 |  | 15,431 |  |
GOODWILL | 0 |  | 0 |  |
INTANGIBLE ASSETS, NET | 0 |  | 0 |  |
DEFERRED TAX ASSETS, NET NON-CURRENT | 815 |  | 1,085 |  |
INVESTMENT IN SUBSIDIARIES | 0 |  | 0 |  |
INTERCOMPANY RECEIVABLES | 0 |  | 54 |  |
OTHER | 155 |  | 233 |  |
TOTAL NON-CURRENT ASSETS | 16,417 |  | 16,803 |  |
TOTAL ASSETS | 19,945 |  | 21,502 |  |
CURRENT LIABILITIES: |  |  |  |  |
Accounts payable | 1,832 |  | 597 |  |
Current portion of debt | 0 |  | 0 |  |
Billings in excess of costs and estimated earnings | 0 |  | 0 |  |
Accrued insurance claims | 101 |  | 79 |  |
Deferred tax liabilities | 78 |  | 70 |  |
Other accrued liabilities | 786 |  | 1,535 |  |
Total current liabilities | 2,797 |  | 2,281 |  |
Long-term debt | 0 |  | 0 |  |
ACCRUED INSURANCE CLAIMS | 101 |  | 68 |  |
DEFERRED TAX LIABILITIES, NET NON-CURRENT | 1,248 |  | 1,868 |  |
INTERCOMPANY PAYABLES | 3,947 |  | 0 |  |
OTHER LIABILITIES | 2 |  | 3 |  |
Total liabilities | 8,095 |  | 4,220 |  |
Total stockholders' equity | 11,850 |  | 17,282 |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | 19,945 |  | 21,502 |  |
Eliminations and Reclassifications |  |  |  |  |
CURRENT ASSETS: |  |  |  |  |
Cash and equivalents | 0 |  | 0 | 0 |
Accounts receivable, net | 0 |  | 0 |  |
Costs and estimated earnings in excess of billings | 0 |  | 0 |  |
Inventories | 0 |  | 0 |  |
Deferred tax assets, net | (412) |  | (403) |  |
Income taxes receivable | 0 |  | 0 |  |
Other current assets | 0 |  | 0 |  |
Total current assets | (412) |  | (403) |  |
PROPERTY AND EQUIPMENT, NET | 0 |  | 0 |  |
GOODWILL | 0 |  | 0 |  |
INTANGIBLE ASSETS, NET | 0 |  | 0 |  |
DEFERRED TAX ASSETS, NET NON-CURRENT | (6,411) |  | (10,491) |  |
INVESTMENT IN SUBSIDIARIES | (2,189,468) |  | (2,159,902) |  |
INTERCOMPANY RECEIVABLES | (650,826) |  | (860,812) |  |
OTHER | 0 |  | 0 |  |
TOTAL NON-CURRENT ASSETS | (2,846,705) |  | (3,031,205) |  |
TOTAL ASSETS | (2,847,117) |  | (3,031,608) |  |
CURRENT LIABILITIES: |  |  |  |  |
Accounts payable | 0 |  | 0 |  |
Current portion of debt | 0 |  | 0 |  |
Billings in excess of costs and estimated earnings | 0 |  | 0 |  |
Accrued insurance claims | 0 |  | 0 |  |
Deferred tax liabilities | (412) |  | (403) |  |
Other accrued liabilities | 0 |  | 0 |  |
Total current liabilities | (412) |  | (403) |  |
Long-term debt | 0 |  | 0 |  |
ACCRUED INSURANCE CLAIMS | 0 |  | 0 |  |
DEFERRED TAX LIABILITIES, NET NON-CURRENT | (6,411) |  | (10,491) |  |
INTERCOMPANY PAYABLES | (650,826) |  | (860,812) |  |
OTHER LIABILITIES | 0 |  | 0 |  |
Total liabilities | (657,649) |  | (871,706) |  |
Total stockholders' equity | (2,189,468) |  | (2,159,902) |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ (2,847,117) |  | $ (3,031,608) |  |

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=6228006&loc=d3e74512-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant