Fair Value Measurements (Narrative) (Detail) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended
	Apr. 30, 2014	Mar. 31, 2011	Sep. 30, 2015	Sep. 30, 2014	Jun. 30, 2015
Rising Pharmaceuticals Inc.
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration at fair value					$ 1,480
PACK Pharmaceuticals, LLC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration at fair value			$ 808		783
France Company
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration at fair value			371		$ 359
Foreign currency contract
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative, notional amount			53,203
Unrealized losses on hedging activities			(251)	$ (806)
Interest rate swap | Cash flow hedging
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized loss recorded in accumulated other comprehensive income			(487)
Interest rate swap | Cash flow hedging | April 30, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative, notional amount	$ 25,750		29,000
Derivative, interest rate	1.63%
Derivative, expiration date	Apr. 30, 2019
Interest rate swap | Cash flow hedging | December 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative, notional amount		$ 20,000	$ 750
Derivative, interest rate		1.91%
Derivative, expiration date		Dec. 31, 2015