CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
CONSOLIDATED STATEMENTS OF OPERATIONS
Net sales	$ 545,744	$ 655,407	$ 684,563
Cost of sales	348,508	379,601	363,729
Amortization of intangibles	32,016	32,196	32,128
Gross profit	165,220	243,610	288,706
Operating expenses:
Research and development expenses	29,978	38,807	29,196
Selling, general and administrative expenses	79,467	87,648	82,196
Acquisition and integration-related expenses			83
Restructuring expenses	1,771	4,095	7,061
Loss on sale of intangible asset			15,514
Asset impairment charges	34,448	375,381	24,960
Total operating expenses	145,664	505,931	159,010
Operating income (loss)	19,556	(262,321)	129,696
Other income (loss):
Loss on extinguishment of debt	(2,145)	(448)
Investment income	1,646	3,166	4,753
Interest expense	(66,845)	(84,624)	(85,634)
Other	(840)	(2,018)	2,278
Total other loss	(68,184)	(83,924)	(78,603)
Income (loss) before income tax	(48,628)	(346,245)	51,093
Income tax expense (benefit)	(15,262)	(74,138)	22,403
Net income (loss)	$ (33,366)	$ (272,107)	$ 28,690
Earnings (loss) per common share:
Basic (in dollars per share)	$ (0.86)	$ (7.20)	$ 0.77
Diluted (in dollars per share)	$ (0.86)	$ (7.20)	$ 0.75
Weighted average common shares outstanding:
Basic (in shares)	38,592,618	37,779,812	37,127,306
Diluted (in shares)	38,592,618	37,779,812	38,162,514