Fair Value Measurements (Narrative) (Detail) (USD $) In Thousands, unless otherwise specified	1 Months Ended	12 Months Ended					3 Months Ended
	Mar. 31, 2011	Jun. 30, 2012		Jun. 30, 2011		Jun. 30, 2010	Jun. 30, 2012 Rising Pharmaceuticals Inc. [Member]	Jun. 30, 2012 Andrews Paper & Chemical Co. Inc. [Member]	Jun. 30, 2011 Andrews Paper & Chemical Co. Inc. [Member]
Fair Value Measurements [Line Items]
Foreign currency contracts outstanding, notional amount		$ 52,668
Unrealized gains (losses) on hedging activities		(560)		160		(981)
Interest rate swap designated as a cash flow hedge, notional amount	20,000	15,500
Interest rate swap designated as a cash flow hedge, expiration date	Dec. 31, 2015
Unrealized loss on interest rate swap		427
Contingent consideration at fair value		1,779	[1]	974	[2]		1,779		974
Settlement of contingent consideration								68
Contingent consideration, accrued interest expense							112
Business acquisition, additional contingent consideration accrued							$ 761

[1] Included in "Long-term liabilities" in the accompanying Consolidated Balance Sheet as of June 30, 2012.

[2] $68 included in "Accrued expenses" and $906 included in Long-term liabilities in the accompanying Consolidated Balance Sheet as of June 30, 2011.