Equity Method Investments	9 Months Ended
Jun. 30, 2017
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investments	6. Equity Method Investments The Company accounts for certain of its investments using the equity method of accounting and records its proportionate share of the investee’s earnings (losses) in its results of operations with a corresponding increase (decrease) in the carrying value of the investment. BioCision, LLC At September 30, 2016, the Company held a 20% equity interest in BioCision, a privately-held company based in Larkspur, California, which was accounted for as an equity method investment. The carrying value of the investment in BioCision was $1.7 million at September 30, 2016. During the three and nine months ended June 30, 2016, the Company recorded a loss associated with BioCision of $0.3 million and $0.7 million, respectively. At September 30, 2016, the Company held a term loan receivable from BioCision and five-year convertible debt securities with a warrant agreement to purchase BioCision’s preferred units. The convertible debt securities and the warrant were recorded at fair value during each reporting period, and the remeasurement gains and losses were recognized as a component of "Other loss, net" in the Company’s unaudited Consolidated Statements of Operations. The fair value of the convertible debt securities and the warrant was $5.8 million and less than $0.1 million, respectively, at September 30, 2016. During the nine months ended June 30, 2016, the Company recognized remeasurement gains of $0.5 million related to these financial instruments. Please refer to Note 17, “Fair Value Measurements” for further information on the valuation techniques and inputs used in fair value measurements of the convertible debt securities and the warrant. The term loan with an aggregate principal amount of $1.5 million bore an annual interest rate of 10% and was provided to BioCision to support its working capital requirements. At September 30, 2016, the term loan was recorded at its carrying value of $1.5 million and included in "Other assets" in the Company’s unaudited Consolidated Balance Sheets. Please refer to Note 8, "Equity Method and Other Investments" to the Company’s consolidated financial statements included in the 2016 Annual Report on Form 10‑K for further information on these financial instruments. On November 28, 2016, BioCision established Cool Lab as its subsidiary upon transferring certain assets related to cell cryopreservation solutions with net carrying values of $0.9 million, in which the Company acquired a 100% equity interest on that date for an aggregate purchase price of $15.2 million. The purchase price consisted of a cash payment of $4.8 million, a liability to the seller of $0.1 million, which has been satisfied, and non-cash consideration of $10.3 million measured at fair value on the acquisition date which was comprised of: (i) the redeemable fair value of the existing 20% equity ownership interest in BioCision of $3.1 million, (ii) the convertible debt securities of BioCision and warrants of $5.6 million to purchase BioCision’s preferred units, and (iii) the term notes of BioCision of $1.6 million including accrued interest. Carrying value of the equity method investment in BioCision was $1.2 million on November 28, 2016 and reflected BioCision’s losses of $0.5 million recorded from October 1, 2016 through the acquisition date. The Company has traditionally recorded the income and losses related to the equity method investment in BioCision one quarter in arrears. During the first quarter of fiscal year 2017, the Company recorded two additional months of activity in the carrying value of the investment as a result of its settlement. The Company deemed the amount of $0.2 million related to two additional months of activity to be insignificant. The equity method investment in BioCision was measured at fair value of $3.1 million at the acquisition date, and as a result the Company recognized a gain of $1.8 million upon the redemption of the equity method investment in its unaudited Consolidated Statements of Operations during the nine months ended June 30, 2017. On November 28, 2016, convertible debt, warrant and the term loan with carrying values of $5.8 million, less than $0.1 million and $1.6 million, respectively, were measured at their fair values of $5.6 million, less than $0.1 million and $1.6 million, respectively. As a result of such measurement, the Company recognized an aggregate loss of $0.2 million upon the settlement of these financial instruments in "Other loss, net" in its unaudited Consolidated Statements of Operations during the nine months ended June 30, 2017. Please refer to Note 4, "Acquisitions" and Note 17, "Fair Value Measurements" for further information on the acquisition transaction and the valuation techniques and inputs used in fair value measurements. ULVAC Cryogenics, Inc. The Company and ULVAC Corporation of Chigasaki, Japan each own a 50% stake in the joint venture, ULVAC Cryogenics, Inc (“UCI”). UCI manufactures and sells cryogenic vacuum pumps, principally to ULVAC Corporation. The carrying value of the investment in UCI was $32.6 million and $25.6 million, respectively, at June 30, 2017 and September 30, 2016. During the three months ended June 30, 2017 and 2016, the Company recorded income of $2.5 million and $0.7 million, respectively, representing its proportionate share of UCI’s earnings. During the nine months ended June 30, 2017 and 2016, the Company recorded income of $7.7 million and $2.0 million, respectively, representing its proportionate share of UCI’s earnings. Management fee payments received by the Company from UCI were $0.3 million and $0.2 million, respectively, during the three months ended June 30, 2017 and 2016. Management fee payments received by the Company from UCI were $0.8 million and $0.6 million, respectively, during the nine months ended June 30, 2017 and 2016. During the nine months ended June 30, 2017 and 2016, the Company incurred charges from UCI’s for products or services of $0.2 million each. Such charges were insignificant during the three months ended June 30, 2017 and 2016. At June 30, 2017 and September 30, 2016, the Company owed UCI $0.1 million in connection with accounts payable for unpaid products and services.

6. Equity Method Investments

The Company accounts for certain of its investments using the equity method of accounting and records its proportionate share of the investee’s earnings (losses) in its results of operations with a corresponding increase (decrease) in the carrying value of the investment.

BioCision, LLC

At September 30, 2016, the Company held a 20% equity interest in BioCision, a privately-held company based in Larkspur, California, which was accounted for as an equity method investment. The carrying value of the investment in BioCision was $1.7 million at September 30, 2016. During the three and nine months ended June 30, 2016, the Company recorded a loss associated with BioCision of $0.3 million and $0.7 million, respectively.

At September 30, 2016, the Company held a term loan receivable from BioCision and five-year convertible debt securities with a warrant agreement to purchase BioCision’s preferred units. The convertible debt securities and the warrant were recorded at fair value during each reporting period, and the remeasurement gains and losses were recognized as a component of "Other loss, net" in the Company’s unaudited Consolidated Statements of Operations. The fair value of the convertible debt securities and the warrant was $5.8 million and less than $0.1 million, respectively, at September 30, 2016. During the nine months ended June 30, 2016, the Company recognized remeasurement gains of $0.5 million related to these financial instruments. Please refer to Note 17, “Fair Value Measurements” for further information on the valuation techniques and inputs used in fair value measurements of the convertible debt securities and the warrant. The term loan with an aggregate principal amount of $1.5 million bore an annual interest rate of 10% and was provided to BioCision to support its working capital requirements. At September 30, 2016, the term loan was recorded at its carrying value of $1.5 million and included in "Other assets" in the Company’s unaudited Consolidated Balance Sheets. Please refer to Note 8, "Equity Method and Other Investments" to the Company’s consolidated financial statements included in the 2016 Annual Report on Form 10‑K for further information on these financial instruments.

On November 28, 2016, BioCision established Cool Lab as its subsidiary upon transferring certain assets related to cell cryopreservation solutions with net carrying values of $0.9 million, in which the Company acquired a 100% equity interest on that date for an aggregate purchase price of $15.2 million. The purchase price consisted of a cash payment of $4.8 million, a liability to the seller of $0.1 million, which has been satisfied, and non-cash consideration of $10.3 million measured at fair value on the acquisition date which was comprised of: (i) the redeemable fair value of the existing 20% equity ownership interest in BioCision of $3.1 million, (ii) the convertible debt securities of BioCision and warrants of $5.6 million to purchase BioCision’s preferred units, and (iii) the term notes of BioCision of $1.6 million including accrued interest.

Carrying value of the equity method investment in BioCision was $1.2 million on November 28, 2016 and reflected BioCision’s losses of $0.5 million recorded from October 1, 2016 through the acquisition date. The Company has traditionally recorded the income and losses related to the equity method investment in BioCision one quarter in arrears. During the first quarter of fiscal year 2017, the Company recorded two additional months of activity in the carrying value of the investment as a result of its settlement. The Company deemed the amount of $0.2 million related to two additional months of activity to be insignificant. The equity method investment in BioCision was measured at fair value of $3.1 million at the acquisition date, and as a result the Company recognized a gain of $1.8 million upon the redemption of the equity method investment in its unaudited Consolidated Statements of Operations during the nine months ended June 30, 2017. On November 28, 2016, convertible debt, warrant and the term loan with carrying values of $5.8 million, less than $0.1 million and $1.6 million, respectively, were measured at their fair values of $5.6 million, less than $0.1 million and $1.6 million, respectively. As a result of such measurement, the Company recognized an aggregate loss of $0.2 million upon the settlement of these financial instruments in "Other loss, net" in its unaudited Consolidated Statements of Operations during the nine months ended June 30, 2017. Please refer to Note 4, "Acquisitions" and Note 17, "Fair Value Measurements" for further information on the acquisition transaction and the valuation techniques and inputs used in fair value measurements.

ULVAC Cryogenics, Inc.

The Company and ULVAC Corporation of Chigasaki, Japan each own a 50% stake in the joint venture, ULVAC Cryogenics, Inc (“UCI”). UCI manufactures and sells cryogenic vacuum pumps, principally to ULVAC Corporation.

The carrying value of the investment in UCI was $32.6 million and $25.6 million, respectively, at June 30, 2017 and September 30, 2016. During the three months ended June 30, 2017 and 2016, the Company recorded income of $2.5 million and $0.7 million, respectively, representing its proportionate share of UCI’s earnings. During the nine months ended June 30, 2017 and 2016, the Company recorded income of $7.7 million and $2.0 million, respectively, representing its proportionate share of UCI’s earnings. Management fee payments received by the Company from UCI were $0.3 million and $0.2 million, respectively, during the three months ended June 30, 2017 and 2016. Management fee payments received by the Company from UCI were $0.8 million and $0.6 million, respectively, during the nine months ended June 30, 2017 and 2016. During the nine months ended June 30, 2017 and 2016, the Company incurred charges from UCI’s for products or services of $0.2 million each. Such charges were insignificant during the three months ended June 30, 2017 and 2016. At June 30, 2017 and September 30, 2016, the Company owed UCI $0.1 million in connection with accounts payable for unpaid products and services.