Pension Plans And Other Post Retirement Benefits (Schedule Of CDT Defined Benefit Plan And CDT Long-Term Employee Benefit Obligation) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Jun. 30, 2012
Defined Benefit Plan Disclosure [Line Items]
Noncurrent portion of benefit obligation	$ 24,509		$ 22,074
CDT Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Total benefit obligation	23,871		21,461
Current portion of benefit obligation	535	[1]	475	[1]
Noncurrent portion of benefit obligation	23,336		20,986
CDT Anniversary Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Total benefit obligation	425		457
Current portion of benefit obligation	49	[1]	67	[1]
Noncurrent portion of benefit obligation	376		390
CDT Early Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Total benefit obligation	0		69
Current portion of benefit obligation	0	[1]	69	[1]
Noncurrent portion of benefit obligation	0		0
IXOS Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Total benefit obligation	797		698
Current portion of benefit obligation	0	[1]	0	[1]
Noncurrent portion of benefit obligation	797		698
CDT Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Total benefit obligation	25,093		22,685
Current portion of benefit obligation	584	[1]	611	[1]
Noncurrent portion of benefit obligation	$ 24,509		$ 22,074

[1] *The current portion of the benefit obligation has been included within "Accounts payable and accrued liabilities" in the Consolidated Balance Sheets.