Charges Related To Restructuring Activities - Narrative (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Charges	$ 2,705	$ 4,077	$ 2,090	$ 2,240	$ 2,338	$ 1,884	$ 2,592	$ 2,522	$ 11,112	$ 9,336	$ 11,395	$ 10,534
Payments									(11,131)	(11,844)	(9,381)	(5,555)
Expected payout period									12 months
Severance
Restructuring Cost and Reserve [Line Items]
Charges									9,841	8,282	6,775	8,352
Payments									(9,618)	(9,507)	(6,469)	(3,447)
Lease Terminations
Restructuring Cost and Reserve [Line Items]
Charges									(15)	698	1,725	1,788
Payments									(227)	(1,824)	(174)	(1,714)
Other
Restructuring Cost and Reserve [Line Items]
Charges									1,286	356	2,404	117
Payments									(1,286)	(362)	(2,398)	(117)
Inventory
Restructuring Cost and Reserve [Line Items]
Charges									0	0	491	277
Payments									0	(151)	(340)	(277)
Europe
Restructuring Cost and Reserve [Line Items]
Charges									1,052	1,640	2,093	5,466
Payments									(1,720)	(1,146)	(3,314)	(3,650)
Europe | Severance
Restructuring Cost and Reserve [Line Items]
Charges									527	1,640	817	3,288
Payments									(1,195)	(1,146)	(1,964)	(1,546)
Europe | Lease Terminations
Restructuring Cost and Reserve [Line Items]
Charges									0	0	53	1,788
Payments									0	0	(127)	(1,714)
Europe | Other
Restructuring Cost and Reserve [Line Items]
Charges									525	0	1,223	113
Payments									(525)	0	(1,223)	(113)
Europe | Inventory
Restructuring Cost and Reserve [Line Items]
Charges									0	0	0	277
Payments									0	0	0	(277)
Asia/Pacific
Restructuring Cost and Reserve [Line Items]
Charges									754	1,507	5,020	186
Payments									(996)	(3,659)	(2,369)	(186)
Asia/Pacific | Severance
Restructuring Cost and Reserve [Line Items]
Charges									769	970	1,681	186
Payments									(769)	(1,839)	(812)	(186)
Asia/Pacific | Lease Terminations
Restructuring Cost and Reserve [Line Items]
Charges									(15)	534	1,667	0
Payments									(227)	(1,660)	(42)	0
Asia/Pacific | Other
Restructuring Cost and Reserve [Line Items]
Charges									0	3	1,181	0
Payments									0	(9)	(1,175)	0
Asia/Pacific | Inventory
Restructuring Cost and Reserve [Line Items]
Charges									0	0	491	0
Payments									0	(151)	(340)	0
North America/HME
Restructuring Cost and Reserve [Line Items]
Charges									4,404	5,922	4,247	4,759
Payments									(6,547)	(6,864)	(3,592)	(1,667)
North America/HME | Severance
Restructuring Cost and Reserve [Line Items]
Charges									4,404	5,405	4,242	4,755
Payments									(6,547)	(6,347)	(3,587)	(1,663)
North America/HME | Lease Terminations
Restructuring Cost and Reserve [Line Items]
Charges									0	164	5	0
Payments									0	(164)	(5)	0
North America/HME | Other
Restructuring Cost and Reserve [Line Items]
Charges									0	353	0	4
Payments									0	(353)	0	(4)
North America/HME | Inventory
Restructuring Cost and Reserve [Line Items]
Charges									0	0	0	0
Payments									0	0	0	0
Institutional Products Group
Restructuring Cost and Reserve [Line Items]
Charges									1,924	267	35	123
Payments									(1,868)	(175)	(106)	(52)
Institutional Products Group | Severance
Restructuring Cost and Reserve [Line Items]
Charges									1,163	267	35	123
Payments									(1,107)	(175)	(106)	(52)
Institutional Products Group | Lease Terminations
Restructuring Cost and Reserve [Line Items]
Charges									0	0	0	0
Payments									0	0	0	0
Institutional Products Group | Other
Restructuring Cost and Reserve [Line Items]
Charges									761	0	0	0
Payments									(761)	0	0	0
Institutional Products Group | Inventory
Restructuring Cost and Reserve [Line Items]
Charges									0	0	0	0
Payments									$ 0	$ 0	$ 0	$ 0