Consolidated Statements of Cash Flows $ in Thousands	12 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)
Statement of Cash Flows [Abstract]
Net (loss) income	$ (183,314)	$ 9,694	$ 67,430
Net (loss) income from discontinued operations, net of tax	(133,369)	(72,734)	1,889
Net (loss) income from continuing operations	(49,945)	82,428	65,541
Adjustments to reconcile net (loss) income from continuing operations to net cash provided by operating activities from continuing operations:
Depreciation and amortization	56,914	60,809	59,568
Deferred income taxes	(25,790)	(21,503)	(10,456)
Equity in net loss (income) of equity-method investees	655	(339)	(129)
Stock-based compensation, net	9,932	11,177	9,658
Impairment charges	33,719	21,733	40,452
Other non-cash items, net	1,225	(741)	2,813
Increase (decrease) in cash attributable to changes in operating assets and liabilities, net of amounts applicable to acquisitions:
Accounts receivable	21,194	(24,841)	33,494
Inventories	20,648	(45,036)	209
Other current assets	(5,758)	(9,269)	33,109
Other assets and liabilities	3,697	(2,396)	(4,521)
Accounts payable and accrued expenses	(16,972)	49,286	2,957
Net cash provided by operating activities from continuing operations	49,519	121,308	232,695
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of property and equipment	(77,128)	(70,891)	(47,307)
Proceeds from sale of assets and other	7,145	738	6,419
Acquisitions of businesses, net of cash acquired	0	(12,368)	(19,544)
Net cash used in investing activities from continuing operations	(69,983)	(82,521)	(60,432)
CASH FLOWS FROM FINANCING ACTIVITIES
Borrowings under bank revolving credit facility	285,000	65,000	90,000
Repayments under bank revolving credit facility	(268,791)	(400,220)	(181,203)
Borrowings under term loan	0	299,245	0
Repayments under term loan	(90,000)	(3,750)	0
Repayments of other debt, net	(3,171)	(996)	(19,199)
Proceeds from (funding of) discontinued operations entities	36,029	(21,568)	(25,921)
Acquisition related contingent consideration	0	0	(2,498)
Shares withheld for payment of employee payroll taxes	(3,532)	(7,193)	(8,268)
Net cash used in financing activities from continuing operations	(44,465)	(69,482)	(147,089)
Effect of exchange rate changes on cash	(2,102)	197	(3,114)
CASH FLOWS FROM DISCONTINUED OPERATIONS
Cash used in operating activities	(8,250)	(14,086)	(12,772)
Cash provided by (used in) investing activities	37,941	(10,752)	(15,813)
Cash (used in) provided by financing activities	(36,151)	21,361	25,591
Net cash used in discontinued operations	(6,460)	(3,477)	(2,994)
Net (decrease)/increase in cash and cash equivalents	(73,491)	(33,975)	19,066
Cash and cash equivalents at beginning of year	113,017	146,992	127,926
Cash and cash equivalents at end of year	39,526	113,017	146,992
Less: cash and cash equivalents of discontinued operations	0	(6,460)	(9,937)
Cash and cash equivalents of continuing operations at end of year	$ 39,526	$ 106,557	$ 137,055