Business Combination (Schedule of Assets Acquired and Liabilities Assumed) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2014	Dec. 31, 2013
Business Acquisition [Line Items]
Goodwill	$ 148,495	$ 14,846
Customer relationships
Business Acquisition [Line Items]
Weighted average useful life	10 years
Distributor relationships
Business Acquisition [Line Items]
Weighted average useful life	2 years
AngioScore
Business Acquisition [Line Items]
Accounts receivable	8,461
Inventories	14,884
Prepaids and other current assets	411
Property and equipment, net	712
Other long term assets	30
Total tangible assets acquired	24,498
Less: liabilities assumed	5,435
Net tangible assets less liabilities	19,063
Goodwill	133,649
Total purchase price	260,192
AngioScore \| Technology
Business Acquisition [Line Items]
Acquired Intangible Assets	73,510	0
Weighted average useful life	10 years
AngioScore \| IPR&D
Business Acquisition [Line Items]
Acquired Intangible Assets	3,750	0
AngioScore \| Customer relationships
Business Acquisition [Line Items]
Acquired Intangible Assets	23,320	0
AngioScore \| Distributor relationships
Business Acquisition [Line Items]
Acquired Intangible Assets	1,940	0
AngioScore \| Trademark and trade names
Business Acquisition [Line Items]
Acquired Intangible Assets	4,380	0
Weighted average useful life	6 years
AngioScore \| Non-compete agreement
Business Acquisition [Line Items]
Acquired Intangible Assets	$ 580	$ 0
Weighted average useful life	2 years

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of assets acquired at the acquisition date.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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