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The Company and Basis of Presentation - Narrative (Details) - USD ($)	Sep. 30, 2017	Mar. 31, 2017	Dec. 31, 2016
Related Party Transaction
Deferred tax assets, current	$ 0		$ 793,000
Deferred tax asset, noncurrent	$ 1,800,000
Majority Shareholder
Related Party Transaction
Percent of outstanding shares held by related party	57.80%
Accounting Standards Update 2015-07
Related Party Transaction
Deferred tax assets, current		$ (793,000)
Deferred tax asset, noncurrent		$ 793,000

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
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