Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)	0 Months Ended	12 Months Ended
Jul. 22, 2013	Dec. 31, 2014	Dec. 31, 2013
Summary Of Significant Accounting Policies [Line Items]
Effect of reclassifications on net loss		$ 0
Federal and state effective tax rate	38.00%	(42.00%)	(36.00%)
Adjustments for cost report settlements		382,955	0
Likelihood percentage for impairment minimum		50.00%
Cash deposits in excess of FDIC limits		1,800,000us-gaap_CashUninsuredAmount	3,400,000us-gaap_CashUninsuredAmount
Advertising expense		312,000us-gaap_AdvertisingExpense	244,000us-gaap_AdvertisingExpense
Minimum
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives		3 years
Maximum
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives		5 years
Prepaid and Other Current Assets
Summary Of Significant Accounting Policies [Line Items]
Cost settlements adjustment amount		617,955	235,000
Restricted cash		$ 700,000	$ 701,000

Adjustments For Cost Report Settlements.

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Minimum likelihood that an indefinitely lived asset is less than its carrying value.

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Current accrued amount related to the final settlement of Medicare, Medicaid and Tricare cost reports.

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The amount of a reclassification adjustment made to prior period financial statement amounts.

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