Fair Values of Financial Instruments - Narrative (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2014 quote	Dec. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of quoted market prices available			0
Stated rates of return available			0
Maturity of corporate debt with similar credit risk			20 years 0 months 0 days
US treasury bond maturity			20 years 0 months 0 days
Discounted cash flow, discount rate			9.89%	10.00%	9.88%
Impairment of intangible assets	$ 1,356	$ 167		$ 1,523	$ 773
Discounted cash flow, discount rate premium			1.00%
Institutional Products Group
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets			13,041	1,356	677
Discounted cash flow sensitivity analysis discount rate rncrease			1.00%
Europe
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discounted cash flow sensitivity analysis discount rate rncrease			1.00%
Customer lists | Institutional Products Group
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets			12,826	442
Customer lists | North America/HME
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets				167
Noncompete Agreements | Institutional Products Group
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets			215
Trademarks with definite life | Institutional Products Group
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets				123
Developed technology | Institutional Products Group
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets				223	398
Patents | North America/HME
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of finite-lived intangible assets					96
Trademarks | Institutional Products Group
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of indefinite-lived intangible assets				568	279
Impairment indefinite-lived intangible assets, net of tax				496	204
Foreign exchange forward
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Gain (Loss)			338	$ (271)	$ 3,763