Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Note 4 - Fair Value Measurements (Details Textual)

v3.8.0.1

Note 4 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		15 Months Ended
	Mar. 31, 2018	Sep. 30, 2017	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Jun. 30, 2017	Aug. 01, 2016	Mar. 14, 2016	Nov. 03, 2014
Payment for Contingent Consideration Liability			$ 85,000
Payment for Contingent Consideration Liability, Financing Activities			58,800	$ 14,203	$ 58,800
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability			(26,200)	$ (9,117)	(26,200)
Advanced Cell Diagnostics (ACD) [Member]
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	$ 75,000		75,000		75,000	$ 50,000
Business Combination, Liabilities Arising from Contingencies, Amount Recognized							$ 37,000
Payment for Contingent Consideration Liability	50,000
Zephyrus [Member]
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	7,000		7,000		7,000	3,500
Business Combination, Liabilities Arising from Contingencies, Amount Recognized								$ 6,500
CyVek, Inc. [Member]
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	35,000		35,000		35,000	$ 35,000
Business Combination, Liabilities Arising from Contingencies, Amount Recognized									$ 35,000
Payment for Contingent Consideration Liability		$ 35,000
Advance Cell Diagnostics (ACD), Zephyrus, and CyVek Inc.[Member]
Business Combination, Liabilities Arising from Contingencies, Amount Recognized	$ 78,500		$ 78,500		$ 78,500

- Definition

The total amount of cash outflow for the acquisition of business combination, to settle contingent consideration liability. Includes the operating and financing activities.

+ References

No definition available.

+ Details

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Namespace Prefix:	tech_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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- Definition

The amount, measured at acquisition-date fair value, of all liabilities assumed that arise from contingencies and were recognized by the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472

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- Definition

Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability up to amount recognized at acquisition date, including, but not limited to, measurement period adjustment and less amount paid soon after acquisition date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

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- Details

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