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Summary of Significant Accounting Policies - Deferred Financing Costs (Details) - Accounting Standards Update 2016-09 $ in Millions	6 Months Ended
	Jun. 30, 2017 USD ($)
New Accounting Pronouncements
Deferred tax assets related to federal and state net operating losses	$ 0.2
Increase in valuation allowance	$ 0.2

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- Definition

Amount of deferred state, local, and federal tax expense (benefit) pertaining to income (loss) from continuing operations.

+ References

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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=75116654&loc=d3e32123-109318

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