Annual report pursuant to Section 13 and 15(d)

Note 2 - Acquisitions - Preliminary and Final Fair Value of Assets and Liabilities Assumed (Details)

Note 2 - Acquisitions - Preliminary and Final Fair Value of Assets and Liabilities Assumed (Details) - USD ($) $ in Thousands					5 Months Ended	6 Months Ended	10 Months Ended	12 Months Ended
	Jun. 30, 2018	Feb. 01, 2018	Jan. 02, 2018	Sep. 05, 2017	Jun. 30, 2018	Jun. 30, 2018	Jun. 30, 2018	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Goodwill	$ 597,890				$ 597,890	$ 597,890	$ 597,890	$ 597,890	$ 579,026	$ 430,882
Goodwill, Purchase Accounting Adjustments									1,809
Payments to Acquire Businesses, Net of Cash Acquired, Total								67,851	253,785	91,423
Cash paid, net of cash acquired								67,851	$ 253,785	$ 91,423
Trevigen Inc. [Member]
Current assets, net of cash	1,662			$ 1,662	1,662	1,662	1,662	1,662
Adjustments to fair value, current assets, net of cash
Equipment and other long-term assets	53			154	53	53	53	53
Adjustments to fair value, equipment and other long-term assets							(101)
Goodwill	5,991			4,595	5,991	5,991	5,991	5,991
Goodwill, Purchase Accounting Adjustments							1,396
Total assets acquired	13,226			13,511	13,226	13,226	13,226	13,226
Adjustments to fair value, total assets acquired							(285)
Liabilities	387			92	387	387	387	387
Adjustments to fair value, liabilities							295
Deferred income taxes, net	2,195			2,785	2,195	2,195	2,195	2,195
Adjustments to fair value, deferred income taxes, net							(590)
Net assets acquired	10,644			10,634	10,644	10,644	10,644	10,644
Adjustments to fair value, net assets acquired							10
Payments to Acquire Businesses, Net of Cash Acquired, Total	10,644			10,634
Adjustments to fair value, cash paid, net of cash acquired							10
Cash paid, net of cash acquired	10,644			10,634
Trevigen Inc. [Member] \| Developed Technology Rights [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	5,100			3,800	5,100	5,100	5,100	5,100
Adjustments to fair value, intangible assets							1,300
Trevigen Inc. [Member] \| Customer Relationships [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	260			1,900	260	260	260	260
Adjustments to fair value, intangible assets							(1,640)
Trevigen Inc. [Member] \| Trade Names [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	160			$ 1,400	160	160	160	160
Adjustments to fair value, intangible assets							(1,240)
Atlanta Biologicals [Member]
Current assets, net of cash	15,722		$ 18,678		15,722	15,722	15,722	15,722
Adjustments to fair value, current assets, net of cash						(2,956)
Equipment and other long-term assets	4,901		4,348		4,901	4,901	4,901	4,901
Adjustments to fair value, equipment and other long-term assets						553
Goodwill	10,195		21,695		10,195	10,195	10,195	10,195
Goodwill, Purchase Accounting Adjustments						(11,500)
Total assets acquired	59,718		56,221		59,718	59,718	59,718	59,718
Adjustments to fair value, total assets acquired						3,497
Liabilities	90		90		90	90	90	90
Adjustments to fair value, liabilities
Deferred income taxes, net	8,354		4,845		8,354	8,354	8,354	8,354
Adjustments to fair value, deferred income taxes, net						3,509
Net assets acquired	51,274		51,286		51,274	51,274	51,274	51,274
Adjustments to fair value, net assets acquired						(12)
Payments to Acquire Businesses, Net of Cash Acquired, Total	51,274		51,286
Adjustments to fair value, cash paid, net of cash acquired						(12)
Cash paid, net of cash acquired	51,274		51,286
Atlanta Biologicals [Member] \| Developed Technology Rights [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	23,000		9,000		23,000	23,000	23,000	23,000
Adjustments to fair value, intangible assets						14,700
Atlanta Biologicals [Member] \| Customer Relationships [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	3,600		1,500		3,600	3,600	3,600	3,600
Adjustments to fair value, intangible assets						1,400
Atlanta Biologicals [Member] \| Trade Names [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	2,300		$ 1,000		2,300	2,300	2,300	2,300
Adjustments to fair value, intangible assets						1,300
Eurocell Diagnostics, SAS [Member]
Current assets, net of cash	512	$ 512			512	512	512	512
Adjustments to fair value, current assets, net of cash
Equipment and other long-term assets	188	188			188	188	188	188
Adjustments to fair value, equipment and other long-term assets
Goodwill	2,910	113			2,910	2,910	2,910	2,910
Goodwill, Purchase Accounting Adjustments					2,797
Total assets acquired	9,882	7,085			9,882	9,882	9,882	9,882
Adjustments to fair value, total assets acquired					2,797
Liabilities	483	483			483	483	483	483
Adjustments to fair value, liabilities
Deferred income taxes, net	2,070	2,070			2,070	2,070	2,070	2,070
Adjustments to fair value, deferred income taxes, net
Net assets acquired	7,329	4,532			7,329	7,329	7,329	7,329
Adjustments to fair value, net assets acquired					2,797
Payments to Acquire Businesses, Net of Cash Acquired, Total	5,933	3,136
Adjustments to fair value, cash paid, net of cash acquired					2,797
Cash paid, net of cash acquired	5,933	3,136
Business Combination, Consideration Transferred, Liabilities Incurred	1,396	1,396
Adjustments to fair value, Consideration payable
Eurocell Diagnostics, SAS [Member] \| Customer Relationships [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	$ 6,272	$ 6,272			6,272	$ 6,272	$ 6,272	$ 6,272
Adjustments to fair value, intangible assets