Correction of Immaterial Errors To Prior Period Financial Statements - Consolidated Statements of Income (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales	$ 706,563	$ 736,663	$ 2,128,026	$ 2,147,827
Cost of sales	563,170	576,755	1,736,373	1,683,777
Gross profit	143,393	159,908	391,653	464,050
Selling, general and administrative expenses	82,576	78,890	252,730	223,421
Amortization of acquired intangibles	4,543	4,553	13,964	13,896
Acquisition related expenses, restructuring and integration charges and other	2,083	5,317	2,652	11,235
Operating income	47,067	71,148	102,218	215,498
Interest and other financing expense, net	5,439	6,920	15,617	19,687
Other (income)/expense, net	2,072	378	207	8,844
Gain on fire insurance recovery	0	(9,013)	0	(9,013)
Income before income taxes and equity in net (income) loss of equity-method investees	39,556	72,863	86,394	195,980
Provision for income taxes	8,051	23,914	19,322	59,846
Equity in net (income) loss of equity-method investees	177	161	(45)	108
Net income	$ 31,328	$ 48,788	$ 67,117	$ 136,026
Net income per common share:
Basic (USD per share)	$ 0.30	$ 0.47	$ 0.65	$ 1.32
Diluted (USD per share)	$ 0.30	$ 0.47	$ 0.64	$ 1.31
Weighted average common shares outstanding:
Basic (shares)	103,687	103,265	103,584	103,030
Diluted (shares)	104,246	104,087	104,232	104,168
As Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales		$ 749,862		$ 2,189,639
Cost of sales		576,653		1,686,820
Gross profit		173,209		502,819
Selling, general and administrative expenses		93,915		262,776
Amortization of acquired intangibles		4,586		13,994
Acquisition related expenses, restructuring and integration charges and other		5,701		11,852
Operating income		69,007		214,197
Interest and other financing expense, net		6,920		19,760
Other (income)/expense, net		378		8,771
Gain on fire insurance recovery		(9,013)		(9,013)
Income before income taxes and equity in net (income) loss of equity-method investees		70,722		194,679
Provision for income taxes		21,576		57,337
Equity in net (income) loss of equity-method investees		161		108
Net income		$ 48,985		$ 137,234
Net income per common share:
Basic (USD per share)		$ 0.47		$ 1.33
Diluted (USD per share)		$ 0.47		$ 1.32
Weighted average common shares outstanding:
Basic (shares)		103,265		103,030
Diluted (shares)		104,087		104,168
Revisions [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales		$ (13,199)		$ (41,812)
Cost of sales		102		(3,043)
Gross profit		(13,301)		(38,769)
Selling, general and administrative expenses		(15,025)		(39,355)
Amortization of acquired intangibles		(33)		(98)
Acquisition related expenses, restructuring and integration charges and other		(384)		(617)
Operating income		2,141		1,301
Interest and other financing expense, net		0		(73)
Other (income)/expense, net		0		73
Gain on fire insurance recovery				0
Income before income taxes and equity in net (income) loss of equity-method investees		2,141		1,301
Provision for income taxes		2,338		2,509
Equity in net (income) loss of equity-method investees		0		0
Net income		$ (197)		$ (1,208)
Net income per common share:
Basic (USD per share)		$ 0.00		$ (0.01)
Diluted (USD per share)		$ 0.00		$ (0.01)
Weighted average common shares outstanding:
Basic (shares)		103,265		103,030
Diluted (shares)		104,087		104,168