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Warrants - Summary of Warrants Activity (Details)	9 Months Ended
	Sep. 30, 2016 $ / shares shares
Warrants and Rights Note Disclosure [Abstract]
Warrants, Outstanding Beginning Balance | shares	578,323
Warrants, Granted | shares
Warrants, Exercised/Expired/Forfeited | shares
Warrants, Outstanding Ending Balance | shares	578,323
Warrants, Exercisable | shares	578,323
Weighted Average Exercise Price, Outstanding Beginning Balance | $ / shares	$ 8.45
Weighted Average Exercise Price, Granted | $ / shares
Weighted Average Exercise Price, Exercised/Expired/Forfeited | $ / shares
Weighted Average Exercise Price, Outstanding Ending Balance | $ / shares	8.45
Weighted Average Exercise Price, Exercisable | $ / shares	$ 8.45

X

- Definition

Number of warrants or rights exercisable.

+ References

No definition available.

+ Details

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X

- Definition

Exercise price per share or per unit of warrants or rights Exercisable.

+ References

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+ Details

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X

- Definition

Exercise price per share or per unit of warrants or rights exercised/expired/forfeited.

+ References

No definition available.

+ Details

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Namespace Prefix:	RTTR_
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X

- Definition

Exercise price per share or per unit of warrants or rights granted.

+ References

No definition available.

+ Details

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X

- Definition

Represents number of warrants or rights exercised/expired/forfeited.

+ References

No definition available.

+ Details

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Namespace Prefix:	RTTR_
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X

- Definition

Represents number of warrants or rights granted.

+ References

No definition available.

+ Details

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X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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X

- Definition

Number of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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Period Type:	instant

X

- References

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