Consolidated Statements of Cash Flows $ in Thousands	12 Months Ended
	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)
Statement of Cash Flows [Abstract]
Net income	$ 9,694	$ 67,430	$ 47,429
Net (loss) income from discontinued operations, net of tax	(72,734)	1,889	19,858
Net income from continuing operations	82,428	65,541	27,571
Adjustments to reconcile net income from continuing operations to net cash provided by operating activities from continuing operations:
Depreciation and amortization	60,809	59,568	58,689
Deferred income taxes	(21,503)	(10,456)	33,093
Equity in net (income) loss of equity-method investees	(339)	(129)	47
Stock-based compensation	11,177	9,658	12,688
Contingent consideration (income) expense	(2,281)	0	1,511
Gains on fire insurance recovery and other, net	0	0	(8,058)
Impairment charges	21,733	40,452	127,748
Bad debt expense	1,693	91	121
Other non-cash items, net	(153)	2,722	26,099
Increase (decrease) in cash attributable to changes in operating assets and liabilities, net of amounts applicable to acquisitions:
Accounts receivable	(24,841)	33,494	(12,078)
Inventories	(45,036)	209	(9,325)
Other current assets	(9,269)	33,109	(22,699)
Other assets and liabilities	(2,396)	(4,521)	3,763
Accounts payable and accrued expenses	49,286	2,957	(54,198)
Net cash provided by operating activities - continuing operations	121,308	232,695	184,972
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisitions of businesses, net of cash acquired	(12,368)	(19,544)	(157,061)
Purchases of property and equipment	(70,891)	(47,307)	(47,917)
Proceeds from sale of assets and other	738	6,419	0
Net cash used in investing activities - continuing operations	(82,521)	(60,432)	(204,978)
CASH FLOWS FROM FINANCING ACTIVITIES
Borrowings under bank revolving credit facility	65,000	90,000	323,904
Repayments under bank revolving credit facility	(400,220)	(181,203)	(145,053)
Borrowings under term loan	299,245	0	0
Repayments under term loan	(3,750)	0	0
Repayments of senior notes	0	0	(150,000)
Repayments of other debt, net	(996)	(19,199)	(12,770)
(Funding) proceeds of discontinued operations entities	(21,568)	(25,921)	7,789
Acquisition related contingent consideration	0	(2,498)	(1,547)
Shares withheld for payment of employee payroll taxes	(7,193)	(8,268)	(25,535)
Net cash used in financing activities - continuing operations	(69,482)	(147,089)	(3,212)
Effect of exchange rate changes on cash	197	(3,114)	(11,295)
CASH FLOWS FROM DISCONTINUED OPERATIONS
Cash (used in) provided by operating activities	(14,086)	(12,772)	32,921
Cash used in investing activities	(10,752)	(15,813)	(29,367)
Cash provided by (used in) financing activities	21,361	25,591	(8,037)
Net cash used in discontinued operations	(3,477)	(2,994)	(4,483)
Net increase/(decrease) in cash and cash equivalents	(33,975)	19,066	(38,996)
Cash and cash equivalents at beginning of year	146,992	127,926	166,922
Cash and cash equivalents at end of year	113,017	146,992	127,926
Less: cash and cash equivalents of discontinued operations	(6,460)	(9,937)	(12,932)
Cash and cash equivalents of continuing operations at end of year	$ 106,557	$ 137,055	$ 114,994