Charges Related To Restructuring Activities Narrative (Details) - USD ($)	3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Charges	$ 689,000	$ 240,000	$ 2,090,000	$ 929,000	$ 4,330,000	$ 11,112,000	$ 9,336,000	$ 11,395,000	$ 10,534,000
Restructuring and Related Activities, Expected Payout Period						12 months
Payments	583,000	1,882,000				$ 11,131,000	11,844,000	9,381,000	5,555,000
Severance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	689,000	239,000				9,841,000	8,282,000	6,775,000	8,352,000
Payments	583,000	1,624,000				9,618,000	9,507,000	6,469,000	3,447,000
Contract Termination [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	1,000				15,000	698,000	1,725,000	1,788,000
Payments	0	258,000				227,000	1,824,000	174,000	1,714,000
Product Line Discontinuance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	0	491,000	277,000
Payments	0	0				0	151,000	340,000	277,000
Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				1,286,000	356,000	2,404,000	117,000
Payments	0	0				1,286,000	362,000	2,398,000	117,000
Europe
Restructuring Cost and Reserve [Line Items]
Charges	120,000	40,000				1,052,000	1,640,000	2,093,000	5,466,000
Payments	21,000	250,000				1,720,000	1,146,000	3,314,000	3,650,000
Europe | Severance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	120,000	40,000				527,000	1,640,000	817,000	3,288,000
Payments	21,000	250,000				1,195,000	1,146,000	1,964,000	1,546,000
Europe | Contract Termination [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	0	53,000	1,788,000
Payments	0	0				0	0	127,000	1,714,000
Europe | Product Line Discontinuance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	0	0	277,000
Payments	0	0				0	0	0	277,000
Europe | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				525,000	0	1,223,000	113,000
Payments	0	0				525,000	0	1,223,000	113,000
Asia/Pacific
Restructuring Cost and Reserve [Line Items]
Charges	6,000	1,000				754,000	1,507,000	5,020,000	186,000
Payments	6,000	258,000				996,000	3,659,000	2,369,000	186,000
Asia/Pacific | Severance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	6,000	0				769,000	970,000	1,681,000	186,000
Payments	6,000	0				769,000	1,839,000	812,000	186,000
Asia/Pacific | Contract Termination [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	1,000				15,000	534,000	1,667,000	0
Payments	0	258,000				227,000	1,660,000	42,000	0
Asia/Pacific | Product Line Discontinuance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	0	491,000	0
Payments	0	0				0	151,000	340,000	0
Asia/Pacific | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	3,000	1,181,000	0
Payments	0	0				0	9,000	1,175,000	0
NA/HME
Restructuring Cost and Reserve [Line Items]
Charges	491,000	199,000	845,000		1,648,000	4,404,000	5,922,000	4,247,000	4,759,000
Payments	381,000	93,000				6,547,000	6,864,000	3,592,000	1,667,000
NA/HME | Severance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	491,000	199,000		690,000		4,404,000	5,405,000	4,242,000	4,755,000
Payments	381,000	93,000				6,547,000	6,347,000	3,587,000	1,663,000
NA/HME | Contract Termination [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	164,000	5,000	0
Payments	0	0				0	164,000	5,000	0
NA/HME | Product Line Discontinuance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	0	0	0
Payments	0	0				0	0	0	0
NA/HME | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0	0				0	353,000	0	4,000
Payments	0	0				0	353,000	0	4,000
IPG
Restructuring Cost and Reserve [Line Items]
Charges	72,000		$ 658,000	$ 72,000	$ 1,717,000	1,924,000	267,000	35,000	123,000
Payments	63,000	148,000				1,868,000	175,000	106,000	52,000
IPG | Severance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	72,000					1,163,000	267,000	35,000	123,000
Payments	63,000	148,000				1,107,000	175,000	106,000	52,000
IPG | Contract Termination [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0					0	0	0	0
Payments	0	0				0	0	0	0
IPG | Product Line Discontinuance [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0					0	0	0	0
Payments	0	0				0	0	0	0
IPG | Other [Member]
Restructuring Cost and Reserve [Line Items]
Charges	0					761,000	0	0	0
Payments	$ 0	$ 0				$ 761,000	$ 0	$ 0	$ 0