Subsequent Events (Narrative) (Details) - USD ($)	Jul. 28, 2021	Jun. 30, 2021
PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total assets		$ 5,000,000.0
Total liabilities		120,000
PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | Prepaid Royalties [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total assets		1,500,000
PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | Intangible Assets, Net [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total assets		1,600,000
PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | Property And Equipment, Net [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total assets		1,300,000
PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | Other Assets [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total assets		$ 600,000
Subsequent Event [Member] | PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	$ 45,000,000.0
Subsequent Event [Member] | PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | PMA Approval [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	19,000,000.0
Subsequent Event [Member] | PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | Baxter Achievement Of Worldwide Sales [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	7,000,000.0
Subsequent Event [Member] | PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member] | Transfer Of PerClot Manufacturing Equipment [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	800,000
Baxter [Member] | Subsequent Event [Member] | PMA Approval [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	25,000,000.0
Baxter [Member] | Subsequent Event [Member] | Baxter Achievement Of Worldwide Sales [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	10,000,000.0
Baxter [Member] | Subsequent Event [Member] | PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	60,000,000.0
SMI [Member] | Subsequent Event [Member] | PMA Approval [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	6,000,000.0
SMI [Member] | Subsequent Event [Member] | Baxter Achievement Of Worldwide Sales [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	3,000,000.0
SMI [Member] | Subsequent Event [Member] | PerClot [Member] | Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	15,000,000.0
At Closing [Member] | Subsequent Event [Member] | PerClot [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	19,000,000.0
At Closing [Member] | Baxter [Member] | Subsequent Event [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	25,000,000.0
At Closing [Member] | SMI [Member] | Subsequent Event [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for sale of assets	$ 6,000,000.0