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Supplemental Consolidating Financial Statements Cash Flows (Details) (USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 27, 2013 | Apr. 28, 2012 | Jul. 28, 2012 | Jul. 30, 2011
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Net cash provided by operating activities | $ 91,327 | $ 68,453 |  |
INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | (45,743) | (62,790) |  |
Proceeds from sale of assets | 4,467 | 20,528 |  |
Cash paid for acquisition, net of cash acquired | (318,984) | 0 |  |
Changes in Restricted Cash | (31) | 550 |  |
Capital Contribution To Subsidiaries | 0 | 0 |  |
Investment in subsidiaries | 0 |  |  |
Net cash used in investing activities | (360,291) | (41,712) |  |
Proceeds from Long-term Lines of Credit | 310,500 | 0 |  |
Proceeds from Issuance of Senior Long-term Debt | 125,000 | 0 |  |
Proceeds from Issuance of Senior Subordinated Debt | 93,825 | 0 |  |
Principal payments on Senior Credit Agreement | 276,063 | 0 |  |
Debt Issuance Cost | (6,739) |  |  |
FINANCING ACTIVITIES: |  |  |  |
Repayments of Long-term Capital Lease Obligations | (74) | (186) |  |
Repurchases of common stock | (15,203) | (10,942) | (12,960) | (64,548)
Exercise of stock options and other | 3,511 | 5,299 |  |
Restricted stock tax withholdings | (885) | (329) |  |
Excess tax benefit from share-based awards | 758 | 1,361 |  |
Intercompany funding | 0 | 0 |  |
Net cash provided by financing activities | 234,630 | (4,797) |  |
Net increase in cash and equivalents | (34,334) | 21,944 |  |
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD | 52,581 | 44,766 |  |
CASH AND EQUIVALENTS AT END OF PERIOD | 18,247 | 66,710 | 52,581 | 44,766
Parent |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Net cash provided by operating activities | 1,715 | 734 |  |
INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | (6,992) | (2,411) |  |
Proceeds from sale of assets | 0 | 0 |  |
Cash paid for acquisition, net of cash acquired | 0 |  |  |
Changes in Restricted Cash | (31) | 550 |  |
Capital Contribution To Subsidiaries | 0 | 0 |  |
Investment in subsidiaries | 0 |  |  |
Net cash used in investing activities | (7,023) | (1,861) |  |
Proceeds from Long-term Lines of Credit | 310,500 |  |  |
Proceeds from Issuance of Senior Long-term Debt | 125,000 |  |  |
Proceeds from Issuance of Senior Subordinated Debt | 0 |  |  |
Principal payments on Senior Credit Agreement | 276,063 |  |  |
Debt Issuance Cost | (4,158) |  |  |
FINANCING ACTIVITIES: |  |  |  |
Repayments of Long-term Capital Lease Obligations | 0 | 0 |  |
Repurchases of common stock | (15,203) | (10,942) |  |
Exercise of stock options and other | 3,511 | 5,299 |  |
Restricted stock tax withholdings | (885) | (329) |  |
Excess tax benefit from share-based awards | 758 | 1,361 |  |
Intercompany funding | (138,152) | 5,738 |  |
Net cash provided by financing activities | 5,308 | 1,127 |  |
Net increase in cash and equivalents | 0 | 0 |  |
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD | 0 | 0 |  |
CASH AND EQUIVALENTS AT END OF PERIOD | 0 | 0 |  |
Issuer |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Net cash provided by operating activities | (2,198) | (3,178) |  |
INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | 0 | 0 |  |
Proceeds from sale of assets |  | 0 |  |
Cash paid for acquisition, net of cash acquired | 0 |  |  |
Changes in Restricted Cash | 0 | 0 |  |
Capital Contribution To Subsidiaries | 1,816 | 6,088 |  |
Investment in subsidiaries | (400) |  |  |
Net cash used in investing activities | 1,416 | 6,088 |  |
Proceeds from Long-term Lines of Credit | 0 |  |  |
Proceeds from Issuance of Senior Long-term Debt | 0 |  |  |
Proceeds from Issuance of Senior Subordinated Debt | 93,825 |  |  |
Principal payments on Senior Credit Agreement | 0 |  |  |
Debt Issuance Cost | (2,581) |  |  |
FINANCING ACTIVITIES: |  |  |  |
Repayments of Long-term Capital Lease Obligations | 0 | 0 |  |
Repurchases of common stock | 0 | 0 |  |
Exercise of stock options and other | 0 | 0 |  |
Restricted stock tax withholdings | 0 | 0 |  |
Excess tax benefit from share-based awards | 0 | 0 |  |
Intercompany funding | (90,462) | (2,910) |  |
Net cash provided by financing activities | 782 | (2,910) |  |
Net increase in cash and equivalents | 0 | 0 |  |
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD | 0 | 0 |  |
CASH AND EQUIVALENTS AT END OF PERIOD | 0 | 0 |  |
Subsidiary Guarantors |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Net cash provided by operating activities | 93,601 | 71,636 |  |
INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | (35,165) | (56,832) |  |
Proceeds from sale of assets | 4,412 | 14,980 |  |
Cash paid for acquisition, net of cash acquired | (318,984) |  |  |
Changes in Restricted Cash | 0 | 0 |  |
Capital Contribution To Subsidiaries | 0 | 0 |  |
Investment in subsidiaries | 0 |  |  |
Net cash used in investing activities | (349,737) | (41,852) |  |
Proceeds from Long-term Lines of Credit | 0 |  |  |
Proceeds from Issuance of Senior Long-term Debt | 0 |  |  |
Proceeds from Issuance of Senior Subordinated Debt | 0 |  |  |
Principal payments on Senior Credit Agreement | 0 |  |  |
Debt Issuance Cost | 0 |  |  |
FINANCING ACTIVITIES: |  |  |  |
Repayments of Long-term Capital Lease Obligations | (74) | (186) |  |
Repurchases of common stock | 0 | 0 |  |
Exercise of stock options and other | 0 | 0 |  |
Restricted stock tax withholdings | 0 | 0 |  |
Excess tax benefit from share-based awards | 0 | 0 |  |
Intercompany funding | 222,278 | (8,853) |  |
Net cash provided by financing activities | 222,204 | (9,039) |  |
Net increase in cash and equivalents | (33,932) | 20,745 |  |
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD | 51,563 | 44,608 |  |
CASH AND EQUIVALENTS AT END OF PERIOD | 17,631 | 65,353 |  |
Non-Guarantor Subsidiaries |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Net cash provided by operating activities | (1,791) | (739) |  |
INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | (3,586) | (3,547) |  |
Proceeds from sale of assets | 55 | 5,548 |  |
Cash paid for acquisition, net of cash acquired | 0 |  |  |
Changes in Restricted Cash | 0 | 0 |  |
Capital Contribution To Subsidiaries | 0 | 0 |  |
Investment in subsidiaries | 0 |  |  |
Net cash used in investing activities | (3,531) | 2,001 |  |
Proceeds from Long-term Lines of Credit | 0 |  |  |
Proceeds from Issuance of Senior Long-term Debt | 0 |  |  |
Proceeds from Issuance of Senior Subordinated Debt | 0 |  |  |
Principal payments on Senior Credit Agreement | 0 |  |  |
Debt Issuance Cost | 0 |  |  |
FINANCING ACTIVITIES: |  |  |  |
Repayments of Long-term Capital Lease Obligations | 0 | 0 |  |
Repurchases of common stock | 0 | 0 |  |
Exercise of stock options and other | 0 | 0 |  |
Restricted stock tax withholdings | 0 | 0 |  |
Excess tax benefit from share-based awards | 0 | 0 |  |
Intercompany funding | 4,920 | (63) |  |
Net cash provided by financing activities | 4,920 | (63) |  |
Net increase in cash and equivalents | (402) | 1,199 |  |
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD | 1,018 | 158 |  |
CASH AND EQUIVALENTS AT END OF PERIOD | 616 | 1,357 |  |
Eliminations and Reclassifications |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Net cash provided by operating activities | 0 | 0 |  |
INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | 0 | 0 |  |
Proceeds from sale of assets | 0 | 0 |  |
Cash paid for acquisition, net of cash acquired | 0 |  |  |
Changes in Restricted Cash | 0 | 0 |  |
Capital Contribution To Subsidiaries | (1,816) | (6,088) |  |
Investment in subsidiaries | 400 |  |  |
Net cash used in investing activities | (1,416) | (6,088) |  |
Proceeds from Long-term Lines of Credit | 0 |  |  |
Proceeds from Issuance of Senior Long-term Debt | 0 |  |  |
Proceeds from Issuance of Senior Subordinated Debt | 0 |  |  |
Principal payments on Senior Credit Agreement | 0 |  |  |
Debt Issuance Cost | 0 |  |  |
FINANCING ACTIVITIES: |  |  |  |
Repayments of Long-term Capital Lease Obligations | 0 | 0 |  |
Repurchases of common stock | 0 | 0 |  |
Exercise of stock options and other | 0 | 0 |  |
Restricted stock tax withholdings | 0 | 0 |  |
Excess tax benefit from share-based awards | 0 | 0 |  |
Intercompany funding | 1,416 | 6,088 |  |
Net cash provided by financing activities | 1,416 | 6,088 |  |
Net increase in cash and equivalents | 0 | 0 |  |
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD | 0 |  |  |
CASH AND EQUIVALENTS AT END OF PERIOD | $ 0 | $ 0 |  |

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 17 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 + Details
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- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18, 19, 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3095-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3098-108585 + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 16 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph i -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 26, 31 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 + Details
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- Definition The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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