Business Combinations - Summary of Purchase Price (Detail) $ in Thousands, € in Millions			3 Months Ended
	Nov. 20, 2015 USD ($)	Nov. 20, 2015 EUR (€)	Dec. 31, 2015 USD ($)	Dec. 31, 2015 EUR (€)
Business Acquisition [Line Items]
Contingent consideration			$ 9,308
Creagh Medical Ltd [Member]
Business Acquisition [Line Items]
Cash Paid	$ 19,300	€ 18	18,417
Debt assumed			793
Contingent consideration			9,064	€ 12
Payments to acquire business			28,274
Less cash and cash equivalents acquired			(251)
Total purchase price, net of cash acquired			28,023
NorMedix, Inc. [Member]
Business Acquisition [Line Items]
Cash Paid			7,000
Contingent consideration			3,740
Payments to acquire business			10,740
Less cash and cash equivalents acquired			(17)
Total purchase price, net of cash acquired			$ 10,723