Acquisitions Acquisition (Details) | 6 Months Ended | 12 Months Ended |
Oct. 28, 2017USD ($)StoreRate | Apr. 29, 2017USD ($)Rate |
Business Acquisition [Line Items] | | |
Number of Stores | Store | 1,483 | |
Student Brands LLC [Member] | | |
Business Acquisition [Line Items] | | |
Business Acquisition, Percentage of Voting Interests Acquired | Rate | 100.00% | |
Business Combination, Consideration Transferred | $ 61,997,000 | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents | 4,626,000 | |
Finite-lived Intangible Assets Acquired | 28,300,000 | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets | 1,593,000 | |
Goodwill, Acquired During Period | 31,782,000 | |
MBS [Member] | | |
Business Acquisition [Line Items] | | |
Business Combination, Consideration Transferred, Other | | $ 21,674,000 |
Business Combination, Consideration Transferred, Liabilities Incurred | | $ 15,556,000 |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Financial Liabilities | $ 275 | |
Number of Stores | Store | 706 | |
Number of Wholesale Customers | Store | 3,700 | |
Business Acquisition, Percentage of Voting Interests Acquired | Rate | | 100.00% |
Business Combination, Consideration Transferred | | $ 187,862,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents | | 1,000 |
Finite-lived Intangible Assets Acquired | | 21,576,000 |
Goodwill, Acquired During Period | | 49,281,000 |
Goodwill, Purchase Accounting Adjustments | $ 1,163 | |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred | 888 | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other | | 472,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables | | 28,177,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory | | 128,431,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | | 12,403,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | | 4,748,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | | 195,807,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable | | 35,383,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | | 8,799,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other | | 13,044,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | | 57,226,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | | 138,581,000 |
Off-Market Favorable Lease [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | | $ 1,076,000 |
Finite-Lived Intangible Asset, Useful Life | | 6 years 6 months |
Book Store Relationship [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | | $ 13,000,000 |
Finite-Lived Intangible Asset, Useful Life | | 13 years |
Customer Relationships [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | | $ 2,000,000 |
Finite-Lived Intangible Asset, Useful Life | | 15 years |
Trade Names [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | | $ 3,500,000 |
Finite-Lived Intangible Asset, Useful Life | | 10 years |
Media Content [Member] | Student Brands LLC [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | $ 14,500,000 | |
Finite-Lived Intangible Asset, Useful Life | 5 years | |
Technology-Based Intangible Assets [Member] | Student Brands LLC [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | $ 8,000,000 | |
Finite-Lived Intangible Asset, Useful Life | 5 years | |
Technology-Based Intangible Assets [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | | $ 1,500,000 |
Finite-Lived Intangible Asset, Useful Life | | 3 years |
Noncompete Agreements [Member] | Student Brands LLC [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | $ 4,000,000 | |
Finite-Lived Intangible Asset, Useful Life | 3 years | |
Noncompete Agreements [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | | $ 500,000 |
Finite-Lived Intangible Asset, Useful Life | | 3 years |
Customer Lists [Member] | Student Brands LLC [Member] | | |
Business Acquisition [Line Items] | | |
Finite-lived Intangible Assets Acquired | $ 1,800,000 | |
Finite-Lived Intangible Asset, Useful Life | 2 years | |
Cash paid to seller or escrow [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Payments to Acquire Businesses, Gross | | $ 165,499,000 |
Consideration to seller for pre-closing costs [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Payments to Acquire Businesses, Gross | | 4,657,000 |
Cash paid for seller closing costs [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Payments to Acquire Businesses, Gross | | 4,044,000 |
contract purchase price [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Payments to Acquire Businesses, Gross | | 174,200,000 |
Payment to settle Seller's outstanding short-term borrowings [Member] | MBS [Member] | | |
Business Acquisition [Line Items] | | |
Payments to Acquire Businesses, Gross | | $ 24,437,000 |
BNC [Member] | | |
Business Acquisition [Line Items] | | |
Number of Stores | Store | 777 | |