Segment Information (Segment Data) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Total Acquisition & Restructuring Charges included in Corporate Segment	$ 359		$ 523		$ 1,662	$ 1,248
Revenues	696,383		534,879		1,327,640	1,012,363
Operating Income (Loss)	74,012		64,313		102,839	104,085
United States [Member]
Segment Reporting Information [Line Items]
Revenues	353,969		327,725		690,884	639,720
Operating Income (Loss)	55,591		56,510		85,181	102,876
United Kingdom [Member]
Segment Reporting Information [Line Items]
Revenues	200,797		146,051		373,076	260,046
Operating Income (Loss)	12,263		12,001		17,858	13,912
Hain Pure Protein [Member]
Segment Reporting Information [Line Items]
Revenues	86,216		0		156,886	0
Operating Income (Loss)	7,715		0		11,534	0
All Other Segments [Member]
Segment Reporting Information [Line Items]
Revenues	55,401		61,103		106,794	112,597
Operating Income (Loss)	5,613		3,996		6,248	6,444
Total Segment Operating Income [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	81,182		72,507		120,821	123,232
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ (7,170)	[1]	$ (8,194)	[1]	$ (17,982)	$ (19,147)

[1] Includes $359 and $523 of acquisition related expenses, restructuring and integration charges for the three months ended December 31, 2014 and 2013, respectively. Such expenses for the six months ended December 31, 2014 and 2013 were $1,662 and $1,248, respectively. Corporate and other also includes expense of $280 for contingent consideration adjustments (see Note 14) for the six months ended December 31, 2014.