CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
CONSOLIDATED STATEMENTS OF OPERATIONS
Net sales	$ 172,794	$ 174,386	$ 521,566	$ 513,652
Cost of sales	99,571	99,036	303,012	267,503
Amortization of intangibles	7,906	8,293	24,286	23,971
Gross profit	65,317	67,057	194,268	222,178
Operating expenses:
Research and development expenses	9,838	2,730	29,371	20,861
Selling, general and administrative expenses	21,649	14,112	65,434	61,643
Acquisition and integration-related expenses				83
Restructuring expenses	452	1,421	1,687	2,983
Loss on sale of intangible asset		15,514		15,514
Asset impairment charges			369,499
Total operating expenses	31,939	33,777	465,991	101,084
Operating income (loss)	33,378	33,280	(271,723)	121,094
Other income (loss):
Investment income	925	719	1,860	4,208
Interest expense	(21,485)	(22,842)	(64,430)	(64,440)
Loss on extinguishment of debt	(413)		(413)
Other	(401)	(662)	(1,409)	2,473
Total other loss	(21,374)	(22,785)	(64,392)	(57,759)
Income (loss) before income tax	12,004	10,495	(336,115)	63,335
Income tax expense (benefit)	1,359	(2,275)	(71,594)	23,286
Net income (loss)	$ 10,645	$ 12,770	$ (264,521)	$ 40,049
Earnings (loss) per common share:
Basic (in dollars per share)	$ 0.28	$ 0.34	$ (7.01)	$ 1.08
Diluted (in dollars per share)	$ 0.27	$ 0.33	$ (7.01)	$ 1.05
Weighted average common shares outstanding:
Basic (in shares)	37,842,224	37,136,945	37,729,099	37,064,781
Diluted (in shares)	39,330,847	38,287,005	37,729,099	38,112,193