Long-Term Debt Narrative (Details) (USD $)			3 Months Ended				9 Months Ended		3 Months Ended
	Sep. 30, 2014 Convertible Subordinated Debt Convertible Senior Subordinated Debentures at 4.125% February 2027	Feb. 17, 2007 Convertible Subordinated Debt Convertible Senior Subordinated Debentures at 4.125% February 2027	Mar. 31, 2014 Revolving Credit Facility [Member] Line of Credit [Member]	Sep. 30, 2014 Revolving Credit Facility [Member] Line of Credit [Member]	Jan. 31, 2014 Revolving Credit Facility [Member] Line of Credit [Member]	Dec. 31, 2013 Revolving Credit Facility [Member] Line of Credit [Member]	Sep. 30, 2014 Revolving Credit Facility [Member] Line of Credit [Member] Credit Agreement [Member]	Sep. 30, 2014 Base Rate [Member] Revolving Credit Facility [Member] Line of Credit [Member] Credit Agreement [Member]	Mar. 31, 2014 North America/HME Revolving Credit Facility [Member] Line of Credit [Member]
Debt Instrument [Line Items]
Minimum interest coverage ratio							3.50
Future one-time cash restructuring charges added back to EBITDA							$ 20,000,000
Incremental increase to future one-time cash restructuring charges added back to EBITDA							5,000,000
Maximum warranty expense accrued added back to EBITDA							10,000,000
Line of credit facility, maximum borrowing capacity				100,000,000	250,000,000
Reductions in capital expenditures							25,000,000
Basis spread on variable rate (as a percent)								0.25%
Debt issuance costs			351,000
Write off of capitalized fees									1,070,000
Principal Amount		$ 135,000,000
Interest rate (as a percent)	4.125%
Weighted average interest rate (as a percent)				2.66%		2.39%