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Income Taxes - DOSE Net Operating Loss Carryforwards and Tax Credits (Details) - USD ($) $ in Millions	Dec. 31, 2019	Jun. 27, 2019
Federal
Income Taxes
Net operating loss carryforwards	$ 355.6
Federal | Research and development credit carryforward
Income Taxes
Tax Credit Carryforward, Amount	28.9
State
Income Taxes
Net operating loss carryforwards	144.0
State | Research and development credit carryforward
Income Taxes
Tax Credit Carryforward, Amount	$ 12.8
DOSE Medical Corporation | Federal
Income Taxes
Net operating loss carryforwards		$ 2.9
DOSE Medical Corporation | Federal | Research and development credit carryforward
Income Taxes
Tax Credit Carryforward, Amount		0.1
DOSE Medical Corporation | State
Income Taxes
Net operating loss carryforwards		0.7
DOSE Medical Corporation | State | Research and development credit carryforward
Income Taxes
Tax Credit Carryforward, Amount		$ 0.2

X

- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
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