Description of Business and Basis of Presentation Change in Accounting Estimate (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014
Change in Accounting Estimate [Line Items]
Document Period End Date		Jun. 30, 2014
Corporate office consolidation [Member]
Change in Accounting Estimate [Line Items]
Depreciation Affect of Change in Estimate	$ 0.5
Depreciation Affect of Change in Estimate - Full Year Impact		4.1
International surgical instrument sets [Member]
Change in Accounting Estimate [Line Items]
Depreciation Affect of Change in Estimate	0.7	1.4
Depreciation Affect of Change in Estimate - Full Year Impact		$ 2.8