Business Segments (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Single customer, percentage	3.90%
Impairment of Intangible Assets [Member] | Institutional Products Group [Member]
Segment Reporting Information [Line Items]
Segment Reporting, Increase (Decrease) in Long-Lived Assets	$ (677,000)	$ (1,052,000)
Impairment of Intangible Assets [Member] | North America/HME [Member]
Segment Reporting Information [Line Items]
Segment Reporting, Increase (Decrease) in Long-Lived Assets		$ (508,000)