Segment Data (Details 1) (USD $) In Thousands	12 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
External sales:
Total external sales	$ 2,403,493	$ 1,884,067	$ 1,999,859
Total assets:
Total assets	2,754,469	2,267,823	2,346,974
United States [Member]
External sales:
Total external sales	1,041,427	839,168	907,967
Total assets:
Total assets	1,165,705	1,091,510	1,153,109
Germany [Member]
External sales:
Total external sales	398,532	313,929	360,560
Total assets:
Total assets	472,665	333,917	371,394
Asia [Member]
External sales:
Total external sales	441,397	311,616	266,676
Total assets:
Total assets	440,535	330,282	302,355
United Kingdom [Member]
External sales:
Total external sales	63,466	52,145	59,749
Total assets:
Total assets	67,549	35,964	41,233
Canada [Member]
External sales:
Total external sales	59,743	44,538	47,348
Total assets:
Total assets	40,421	29,025	28,055
Other [Member]
External sales:
Total external sales	398,928	322,671	357,559
Total assets:
Total assets	$ 567,594	$ 447,125	$ 450,828