Annual report pursuant to Section 13 and 15(d)

Note 2 - Acquisitions - Preliminary Estimated Fair Values of Assets Acquired and Liabilities Assumed Pending Final Valuation of Intangible Assets (Details)

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Note 2 - Acquisitions - Preliminary Estimated Fair Values of Assets Acquired and Liabilities Assumed Pending Final Valuation of Intangible Assets (Details) - USD ($)
 12 Months Ended
Jun. 30, 2015
Novus Holdings, LLC [Member] | Developed Technology Rights [Member]  
Intangible assets acquired $ 5,010,000
Novus Holdings, LLC [Member] | Trade Names [Member]  
Intangible assets acquired 5,300,000
Novus Holdings, LLC [Member] | Customer Relationships [Member]  
Intangible assets acquired $ 14,400,000
Novus Holdings, LLC [Member] | Noncompete Agreements [Member]  
Intangible assets acquired  
Novus Holdings, LLC [Member]  
Current assets $ 10,739,000
Equipment 1,266,000
Other long-term assets 40,000
Goodwill 28,408,000
Total assets acquired 65,163,000
Liabilities 2,166,000
Deferred income taxes, net 2,875,000
Net assets $ 60,122,000
Less fair-value of previous investment  
Net assets acquired $ 60,122,000
Cash paid, net of cash acquired $ 60,122,000
Contingent consideration payable  
Net purchase price $ 60,122,000
ProteinSimple [Member] | Developed Technology Rights [Member]  
Intangible assets acquired 39,200,000
ProteinSimple [Member] | Trade Names [Member]  
Intangible assets acquired 36,100,000
ProteinSimple [Member] | Customer Relationships [Member]  
Intangible assets acquired 101,600,000
ProteinSimple [Member] | Noncompete Agreements [Member]  
Intangible assets acquired 200,000
ProteinSimple [Member]  
Current assets 19,660,000
Equipment 1,983,000
Other long-term assets 554,000
Goodwill 134,074,000
Total assets acquired 333,371,000
Liabilities 11,644,000
Deferred income taxes, net 21,674,000
Net assets $ 300,053,000
Less fair-value of previous investment  
Net assets acquired $ 300,053,000
Cash paid, net of cash acquired $ 300,053,000
Contingent consideration payable  
Net purchase price $ 300,053,000
CyVek, Inc. [Member] | Developed Technology Rights [Member]  
Intangible assets acquired 20,200,000
CyVek, Inc. [Member] | Trade Names [Member]  
Intangible assets acquired 100,000
CyVek, Inc. [Member] | Customer Relationships [Member]  
Intangible assets acquired $ 600,000
CyVek, Inc. [Member] | Noncompete Agreements [Member]  
Intangible assets acquired  
CyVek, Inc. [Member]  
Current assets $ 1,206,000
Equipment 971,000
Other long-term assets 19,000
Goodwill 91,658,000
Total assets acquired 114,754,000
Liabilities 1,965,000
Deferred income taxes, net (438,000)
Net assets 113,327,000
Less fair-value of previous investment 18,300,000
Net assets acquired 94,927,000
Cash paid, net of cash acquired 59,927,000
Contingent consideration payable 35,000,000
Net purchase price 94,927,000
Bionostics [Member] | Developed Technology Rights [Member]  
Intangible assets acquired 14,400,000
Bionostics [Member] | Trade Names [Member]  
Intangible assets acquired 2,700,000
Bionostics [Member] | Customer Relationships [Member]  
Intangible assets acquired 41,000,000
Bionostics [Member] | Noncompete Agreements [Member]  
Intangible assets acquired 2,400,000
Bionostics [Member]  
Current assets 9,605,000
Equipment $ 2,180,000
Other long-term assets  
Goodwill $ 56,349,000
Total assets acquired 128,634,000
Liabilities 3,007,000
Deferred income taxes, net 22,478,000
Net assets $ 103,149,000
Less fair-value of previous investment  
Net assets acquired $ 103,149,000
Cash paid, net of cash acquired $ 103,149,000
Contingent consideration payable  
Net purchase price $ 103,149,000
PrimeGene [Member] | Developed Technology Rights [Member]  
Intangible assets acquired 2,200,000
PrimeGene [Member] | Trade Names [Member]  
Intangible assets acquired 3,000,000
PrimeGene [Member] | Customer Relationships [Member]  
Intangible assets acquired 9,100,000
PrimeGene [Member] | Noncompete Agreements [Member]  
Intangible assets acquired 322,000
PrimeGene [Member]  
Current assets 1,272,000
Equipment $ 546,000
Other long-term assets  
Goodwill $ 5,518
Total assets acquired 21,958,000
Liabilities 887,000
Deferred income taxes, net 2,310,000
Net assets $ 18,761,000
Less fair-value of previous investment  
Net assets acquired $ 18,761,000
Cash paid, net of cash acquired 6,031,000
Contingent consideration payable 12,730,000
Net purchase price 18,761,000
Goodwill 390,638,000
Cash paid, net of cash acquired $ 420,102,000