Segment Information (Tables)

12 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Schedule of segment performance measures

	Human Health		Pharmaceutical Ingredients		Performance Chemicals		Unallocated Corporate			Consolidated Totals
2017
Net sales	$	315,395	$	157,445	$	165,478	$	-		$	638,318
Gross profit		78,109		25,474		37,209		-			140,792
Income before income taxes		15,434		9,322		18,829		(26,224	)		17,361
2016
Net sales	$	228,035	$	161,011	$	169,478	$	-		$	558,524
Gross profit		77,880		28,752		36,153		-			142,785
Income before income taxes		36,362		11,856		17,799		(12,163	)		53,854
2015
Net sales	$	225,263	$	149,296	$	172,392	$	-		$	546,951
Gross profit		75,749		26,683		33,002		-			135,434
Income before income taxes		35,152		8,697		14,289		(4,273	)		53,865

Schedule of net sales and gross profit by source country

	Net Sales						Gross Profit
	2017		2016		2015		2017		2016		2015
United States	$	483,678	$	400,883	$	407,101	$	116,792	$	117,180	$	111,734
Germany		79,105		76,666		69,889		13,609		15,154		14,660
Netherlands		9,949		16,217		14,656		1,231		1,598		1,325
France		35,796		30,177		27,976		4,651		4,043		3,634
Asia-Pacific		29,790		34,581		27,329		4,509		4,810		4,081
Total	$	638,318	$	558,524	$	546,951	$	140,792	$	142,785	$	135,434

Schedule of long-lived assets by geographic region

	Long-lived assets
	2017		2016
United States	$	528,359	$	152,701
Europe		2,538		2,504
Asia-Pacific		1,582		1,781
Total	$	532,479	$	156,986