Charges Related To Restructuring Activities Narrative (Details) - USD ($)	3 Months Ended				6 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Sep. 30, 2014	Jun. 30, 2015	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Charges	$ 11,000		$ 240,000	$ 4,077,000	$ 689,000	$ 940,000	$ 8,407,000	$ 11,112,000	$ 9,336,000	$ 11,395,000	$ 10,534,000
Restructuring and Related Activities, Expected Payout Period						12 months
Payments	716,000		1,882,000		583,000	$ 3,181,000		11,131,000	11,844,000	9,381,000	5,555,000
Severance
Restructuring Cost and Reserve [Line Items]
Charges	11,000		239,000		689,000	939,000		9,841,000	8,282,000	6,775,000	8,352,000
Payments	716,000		1,624,000		583,000			9,618,000	9,507,000	6,469,000	3,447,000
Contract Termination
Restructuring Cost and Reserve [Line Items]
Charges	0		1,000		0			15,000	698,000	1,725,000	1,788,000
Payments	0		258,000		0			227,000	1,824,000	174,000	1,714,000
Product Line Discontinuance
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			0	0	491,000	277,000
Payments	0		0		0			0	151,000	340,000	277,000
Other
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			1,286,000	356,000	2,404,000	117,000
Payments	0		0		0			1,286,000	362,000	2,398,000	117,000
Europe
Restructuring Cost and Reserve [Line Items]
Charges			40,000		120,000			1,052,000	1,640,000	2,093,000	5,466,000
Payments	310,000		250,000		21,000			1,720,000	1,146,000	3,314,000	3,650,000
Europe | Severance
Restructuring Cost and Reserve [Line Items]
Charges			40,000		120,000			527,000	1,640,000	817,000	3,288,000
Payments	310,000		250,000		21,000			1,195,000	1,146,000	1,964,000	1,546,000
Europe | Contract Termination
Restructuring Cost and Reserve [Line Items]
Charges			0		0			0	0	53,000	1,788,000
Payments	0		0		0			0	0	127,000	1,714,000
Europe | Product Line Discontinuance
Restructuring Cost and Reserve [Line Items]
Charges			0		0			0	0	0	277,000
Payments	0		0		0			0	0	0	277,000
Europe | Other
Restructuring Cost and Reserve [Line Items]
Charges			0		0			525,000	0	1,223,000	113,000
Payments	0		0		0			525,000	0	1,223,000	113,000
Asia/Pacific
Restructuring Cost and Reserve [Line Items]
Charges	(10,000)		1,000		6,000			754,000	1,507,000	5,020,000	186,000
Payments	(10,000)		258,000		6,000			996,000	3,659,000	2,369,000	186,000
Asia/Pacific | Severance
Restructuring Cost and Reserve [Line Items]
Charges	(10,000)		0		6,000			769,000	970,000	1,681,000	186,000
Payments	(10,000)		0		6,000			769,000	1,839,000	812,000	186,000
Asia/Pacific | Contract Termination
Restructuring Cost and Reserve [Line Items]
Charges	0		1,000		0			15,000	534,000	1,667,000	0
Payments	0		258,000		0			227,000	1,660,000	42,000	0
Asia/Pacific | Product Line Discontinuance
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			0	0	491,000	0
Payments	0		0		0			0	151,000	340,000	0
Asia/Pacific | Other
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			0	3,000	1,181,000	0
Payments	0		0		0			0	9,000	1,175,000	0
NA/HME
Restructuring Cost and Reserve [Line Items]
Charges	20,000		199,000	3,041,000	491,000		4,689,000	4,404,000	5,922,000	4,247,000	4,759,000
Payments	296,000		93,000		381,000			6,547,000	6,864,000	3,592,000	1,667,000
NA/HME | Severance
Restructuring Cost and Reserve [Line Items]
Charges	20,000		199,000		491,000	710,000		4,404,000	5,405,000	4,242,000	4,755,000
Payments	296,000		93,000		381,000			6,547,000	6,347,000	3,587,000	1,663,000
NA/HME | Contract Termination
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			0	164,000	5,000	0
Payments	0		0		0			0	164,000	5,000	0
NA/HME | Product Line Discontinuance
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			0	0	0	0
Payments	0		0		0			0	0	0	0
NA/HME | Other
Restructuring Cost and Reserve [Line Items]
Charges	0		0		0			0	353,000	0	4,000
Payments	0		0		0			0	353,000	0	4,000
All Other
Restructuring Cost and Reserve [Line Items]
Charges								2,978,000
Payments	110,000	$ 112,000	1,133,000
All Other | Severance
Restructuring Cost and Reserve [Line Items]
Charges								2,978,000
Payments	110,000	112,000	1,133,000
All Other | Contract Termination
Restructuring Cost and Reserve [Line Items]
Charges								0
Payments	0	0	0
All Other | Product Line Discontinuance
Restructuring Cost and Reserve [Line Items]
Charges								0
Payments	0	0	0
All Other | Other
Restructuring Cost and Reserve [Line Items]
Charges								0
Payments	0	$ 0	0
IPG
Restructuring Cost and Reserve [Line Items]
Charges	1,000			$ 591,000	72,000	$ 73,000	$ 2,308,000	1,924,000	267,000	35,000	123,000
Payments	10,000		148,000		63,000			1,868,000	175,000	106,000	52,000
IPG | Severance
Restructuring Cost and Reserve [Line Items]
Charges	1,000				72,000			1,163,000	267,000	35,000	123,000
Payments	10,000		148,000		63,000			1,107,000	175,000	106,000	52,000
IPG | Contract Termination
Restructuring Cost and Reserve [Line Items]
Charges	0				0			0	0	0	0
Payments	0		0		0			0	0	0	0
IPG | Product Line Discontinuance
Restructuring Cost and Reserve [Line Items]
Charges	0				0			0	0	0	0
Payments	0		0		0			0	0	0	0
IPG | Other
Restructuring Cost and Reserve [Line Items]
Charges	0				0			761,000	0	0	0
Payments	$ 0		$ 0		$ 0			$ 761,000	$ 0	$ 0	$ 0