Goodwill and Other Intangible Assets - Additional Information (Detail) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Goodwill [Roll Forward]
Beginning Balance	$ 38,500,000us-gaap_Goodwill	$ 37,750,000us-gaap_Goodwill
Goodwill, Acquisitions		750,000us-gaap_GoodwillAcquiredDuringPeriod
Goodwill, Other Changes	(1,500,000)us-gaap_GoodwillOtherChanges
Ending Balance	41,871,000us-gaap_Goodwill	38,500,000us-gaap_Goodwill
Goodwill, Impairment Loss	0us-gaap_GoodwillImpairmentLoss	0us-gaap_GoodwillImpairmentLoss
Net Operating Loss Carryforwards not Recognized on Acquisition Date	4,900,000
Gojee, LCC
Goodwill [Roll Forward]
Goodwill, Acquisitions	500,000
Two Bright Lights, Inc.
Goodwill [Roll Forward]
Goodwill, Acquisitions	$ 4,350,000

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of other (increase) decrease of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Net Operating Loss Carryforwards not Recognized on Acquisition Date

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No definition available.

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