Restructuring Activities (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Restructuring expenses
Total restructuring cost from continuing operations	$ 1,594	$ 17,808	$ 5,155	$ 42,612
Total restructuring costs from continuing operations			195,129
Total restructuring expenses from discontinued operations	9	(142)	(12)	1,336
Total restructuring expenses from discontinued operations			29,221
Total	1,603	17,666	5,143	43,948
Total			224,350
Continuing operations [Member]
Restructuring expenses
Severance costs	1,258	17,658	2,638	42,455
Severance costs			165,440
Lease and other contract termination costs		107		107
Lease and other contract termination costs			10,929
Exit and other costs	336	43	2,517	50
Exit and other costs			$ 18,760