Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Dec. 27, 2024	Dec. 29, 2023
Cash flows from operating activities:
Net loss	$ (35,104)	$ (82,289)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization expense	42,142	44,885
Stock-based compensation expense	14,054	11,503
Stock-based matching contributions on defined contribution plan	7,860	7,652
Benefit for deferred income taxes	(13,089)	(28,432)
Provision for bad debt	342	5,144
Other non-cash items	1,518	2,122
Cash settlement for termination of interest rate swap	0	7,403
Changes in operating assets and liabilities:
Accounts receivable, unbilled receivables, and costs in excess of billings	31,498	69,715
Inventory	(21,783)	(15,503)
Prepaid income taxes	5	(5,818)
Prepaid expenses and other current assets	2,188	(366)
Other non-current assets	3,583	(2,697)
Accounts payable, accrued expenses, and accrued compensation	(19,816)	(18,173)
Deferred revenues and customer advances	62,163	24,098
Income taxes payable	202	(13,896)
Other non-current liabilities	(4,961)	1,078
Net cash provided by operating activities	70,802	6,426
Cash flows from investing activities:
Purchases of property and equipment	(9,791)	(16,005)
Other investing activities	1,900	0
Net cash used in investing activities	(7,891)	(16,005)
Cash flows from financing activities:
Proceeds from employee stock plans	1,492	3,163
Borrowings under credit facilities	0	105,000
Purchase and retirement of common stock	0	(15)
Payments of deferred financing and offering costs	(2,249)	(1,931)
Net cash (used in) provided by financing activities	(757)	106,217
Effect of exchange rate changes on cash and cash equivalents	(110)	445
Net increase in cash and cash equivalents	62,044	97,083
Cash and cash equivalents at beginning of period	180,521	71,563
Cash and cash equivalents at end of period	242,565	168,646
Cash paid (refunded) during the period for:
Interest	19,237	16,113
Income taxes (refunded) paid, net	(398)	14,881
Supplemental disclosures—non-cash activities:
Non-cash investing activity: Purchases of property and equipment incurred but not yet paid	2,644	6,220
Non-cash Inventory Transfer to Property and Equipment, Net	$ 12,675	$ 0