Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jan. 27, 2018	Jan. 28, 2017
Cash flows from operating activities:
Net (loss) income	$ (269,623)	$ 5,134
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization expense	48,728	39,057
Amortization of deferred financing costs	1,127	488
Other Nonrecurring Expense	313,130	0
Deferred taxes	(12,594)	(7,156)
Stock-based compensation expense	6,223	7,227
Change in other long-term liabilities	(23,252)	815
Changes in other operating assets and liabilities, net	77,701	99,437
Net cash flows provided by (used in) operating activities	141,440	145,002
Cash flows from investing activities:
Purchases of property and equipment	(30,101)	(26,488)
Payments to Acquire Businesses	(58,259)	(917)
Net increase in other noncurrent assets	(1,479)	(6,246)
Net cash flows used in investing activities	(89,839)	(33,651)
Cash flows from financing activities:
Proceeds from borrowings on Credit Facility	481,600	116,100
Repayments of borrowings on Credit Facility	(528,200)	(116,100)
Purchase of treasury shares	(1,630)	(7,858)
Net cash flows used in financing activities	(48,230)	(7,858)
Net decrease in cash and cash equivalents	3,371	103,493
Changes in other operating assets and liabilities, net:
Receivables, net	(157,043)	(127,369)
Merchandise inventories	(180,434)	(181,285)
Textbook rental inventories	(8,601)	(19,612)
Prepaid expenses and other current assets	(1,079)	(1,583)
Accounts payable and accrued liabilities	424,858	429,286
Changes in other operating assets and liabilities, net	77,701	99,437
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 25,068	$ 134,359