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Subsequent Events (Details) - Subsequent Event $ in Millions	5 Months Ended
	Mar. 31, 2017 USD ($) employee	Nov. 10, 2016 employee
Subsequent Event [Line Items]
Number of employees | employee		36
Forecast
Subsequent Event [Line Items]
Number of employees | employee	12
Cash expenses for reduction of employees	$ 1.6
Forecast | One-time Severance and Benefit Payments
Subsequent Event [Line Items]
Cash expenses for reduction of employees	1.3
Forecast | Retention Payments
Subsequent Event [Line Items]
Cash expenses for reduction of employees	$ 0.3

X

- Definition

Number of persons employed by the Entity

+ References

No definition available.

+ Details

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Namespace Prefix:	dei_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3536-108585

+ Details

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X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Period Type:	duration

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- Details

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X

- Details

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X

- Details

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Namespace Prefix:
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X

- Details

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Namespace Prefix:
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