ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Oct. 31, 2013
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at July 31, 2013	$ (40,792)
Other comprehensive income/(loss) before reclassifications	44,756
Amounts reclassified from accumulated other comprehensive income (loss)	2,993
Foreign exchange adjustments and other	(2,743)
Balance at October 31, 2013	4,214
Foreign Currency Translation [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at July 31, 2013	84,598
Other comprehensive income/(loss) before reclassifications	43,227
Amounts reclassified from accumulated other comprehensive income (loss)	0
Balance at October 31, 2013	127,825
Defined Benefit Pension Plan [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at July 31, 2013	(125,211)
Other comprehensive income/(loss) before reclassifications	0
Amounts reclassified from accumulated other comprehensive income (loss)	2,149
Foreign exchange adjustments and other	(2,743)
Balance at October 31, 2013	(125,805)
Unrealized investment gains/(losses) [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at July 31, 2013	2,123
Other comprehensive income/(loss) before reclassifications	(119)
Amounts reclassified from accumulated other comprehensive income (loss)	37
Balance at October 31, 2013	2,041
Unrealized gains/(losses) on derivatives [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at July 31, 2013	(2,302)
Other comprehensive income/(loss) before reclassifications	1,648
Amounts reclassified from accumulated other comprehensive income (loss)	807
Balance at October 31, 2013	$ 153