Pension Plans And Other Post Retirement Benefits (Schedule Of Defined Benefit Plans And Long-Term Employee Benefit Obligations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			12 Months Ended
	Sep. 30, 2014		Sep. 30, 2013	Jun. 30, 2014		Jun. 30, 2013
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	$ 60,217			$ 58,802		$ 52,690
Defined Benefit Plan, Service Cost	542			1,355
Defined Benefit Plan, Interest Cost	456			1,410
Defined Benefit Plan, Benefits Paid	(364)			(1,049)
Defined Benefit Plan, Actuarial Gain (Loss)	4,261			3,229
Defined Benefit Plan, Foreign Currency Exchange Rate Gain (Loss)	(3,480)			1,167
Total benefit obligation	63,209			61,950
Current portion of benefit obligation	1,527	[1]		1,650	[1]
Noncurrent portion of benefit obligation	61,682			60,300
Defined Benefit Pension Plan Liabilities, Current	(1,455)			(1,551)
Defined Benefit Pension Plan, Liabilities, Noncurrent	58,762			57,251
Pension expense	1,220		353
CDT Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	30,174			29,344		23,871
Defined Benefit Plan, Service Cost	122		113	458
Defined Benefit Plan, Interest Cost	199		217	877
Defined Benefit Plan, Benefits Paid	(126)			(522)
Defined Benefit Plan, Actuarial Gain (Loss)	2,481			3,595
Defined Benefit Plan, Foreign Currency Exchange Rate Gain (Loss)	(1,846)			1,065
Total benefit obligation	30,174			29,344
Current portion of benefit obligation	595	[1]		634	[1]
Noncurrent portion of benefit obligation	29,579			28,710
Defined Benefit Pension Plan Liabilities, Current	(595)			(634)
Defined Benefit Pension Plan, Liabilities, Noncurrent	29,579			28,710
Defined Benefit Plan, Amortization of Gains (Losses)	109		69
Pension expense	430		399
GXS Germany defined benefit plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	24,632			24,182		23,637
Defined Benefit Plan, Service Cost	80		0	173
Defined Benefit Plan, Interest Cost	190		0	408
Defined Benefit Plan, Benefits Paid	(215)			(461)
Defined Benefit Plan, Actuarial Gain (Loss)	1,917			452
Defined Benefit Plan, Foreign Currency Exchange Rate Gain (Loss)	(1,522)			(27)
Total benefit obligation	24,632			24,182
Current portion of benefit obligation	860	[1]		917	[1]
Noncurrent portion of benefit obligation	23,772			23,265
Defined Benefit Pension Plan Liabilities, Current	(860)			(917)
Defined Benefit Pension Plan, Liabilities, Noncurrent	23,772			23,265
Defined Benefit Plan, Amortization of Gains (Losses)	0		0
Pension expense	270		0
GXS Philippines defined benefit plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	5,411			5,276		5,182
Defined Benefit Plan, Service Cost	340		0	724
Defined Benefit Plan, Interest Cost	67		0	125
Defined Benefit Plan, Benefits Paid	(23)			(66)
Defined Benefit Plan, Actuarial Gain (Loss)	(137)			(818)
Defined Benefit Plan, Foreign Currency Exchange Rate Gain (Loss)	(112)			129
Total benefit obligation	5,411			5,276
Current portion of benefit obligation	0	[1]		0	[1]
Noncurrent portion of benefit obligation	5,411			5,276
Defined Benefit Pension Plan Liabilities, Current	0			0
Defined Benefit Pension Plan, Liabilities, Noncurrent	5,411			5,276
Defined Benefit Plan, Amortization of Gains (Losses)	0		0
Pension expense	407		0
Other plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Total benefit obligation	2,992			3,148
Current portion of benefit obligation	72	[1]		99	[1]
Noncurrent portion of benefit obligation	2,920			3,049
Total Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Service Cost	542		113
Defined Benefit Plan, Interest Cost	456		217
Defined Benefit Plan, Amortization of Gains (Losses)	109		69
Pension expense	$ 1,107		$ 399

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