Business Segments (Revenue by Product) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Revenue from External Customer [Line Items]
Revenues	$ 145,702	$ 142,512
Analgesics
Revenue from External Customer [Line Items]
Revenues	25,696	28,166
Cough & Cold
Revenue from External Customer [Line Items]
Revenues	24,800	21,482
Gastrointestinal
Revenue from External Customer [Line Items]
Revenues	23,535	21,768
Eye & Ear Care
Revenue from External Customer [Line Items]
Revenues	25,368	22,592
Dermatologicals
Revenue from External Customer [Line Items]
Revenues	11,560	13,877
Oral Care
Revenue from External Customer [Line Items]
Revenues	10,260	11,133
Other OTC
Revenue from External Customer [Line Items]
Revenues	2,941	3,489
Household Cleaning
Revenue from External Customer [Line Items]
Revenues	21,542	20,005
North American OTC Healthcare
Revenue from External Customer [Line Items]
Revenues	110,433	119,086
North American OTC Healthcare | Analgesics
Revenue from External Customer [Line Items]
Revenues	25,031	28,137
North American OTC Healthcare | Cough & Cold
Revenue from External Customer [Line Items]
Revenues	20,041	20,499
North American OTC Healthcare | Gastrointestinal
Revenue from External Customer [Line Items]
Revenues	20,638	21,758
North American OTC Healthcare | Eye & Ear Care
Revenue from External Customer [Line Items]
Revenues	20,726	20,332
North American OTC Healthcare | Dermatologicals
Revenue from External Customer [Line Items]
Revenues	11,418	13,786
North American OTC Healthcare | Oral Care
Revenue from External Customer [Line Items]
Revenues	10,198	11,085
North American OTC Healthcare | Other OTC
Revenue from External Customer [Line Items]
Revenues	2,381	3,489
North American OTC Healthcare | Household Cleaning
Revenue from External Customer [Line Items]
Revenues	0	0
International OTC Healthcare
Revenue from External Customer [Line Items]
Revenues	13,727	3,421
International OTC Healthcare | Analgesics
Revenue from External Customer [Line Items]
Revenues	665	29
International OTC Healthcare | Cough & Cold
Revenue from External Customer [Line Items]
Revenues	4,759	983
International OTC Healthcare | Gastrointestinal
Revenue from External Customer [Line Items]
Revenues	2,897	10
International OTC Healthcare | Eye & Ear Care
Revenue from External Customer [Line Items]
Revenues	4,642	2,260
International OTC Healthcare | Dermatologicals
Revenue from External Customer [Line Items]
Revenues	142	91
International OTC Healthcare | Oral Care
Revenue from External Customer [Line Items]
Revenues	62	48
International OTC Healthcare | Other OTC
Revenue from External Customer [Line Items]
Revenues	560	0
International OTC Healthcare | Household Cleaning
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning
Revenue from External Customer [Line Items]
Revenues	21,542	20,005
Household Cleaning | Analgesics
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Cough & Cold
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Gastrointestinal
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Eye & Ear Care
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Dermatologicals
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Oral Care
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Other OTC
Revenue from External Customer [Line Items]
Revenues	0	0
Household Cleaning | Household Cleaning
Revenue from External Customer [Line Items]
Revenues	$ 21,542	$ 20,005