Overview and Basis of Presentation - Additional Information (Details)					3 Months Ended	6 Months Ended
	Jun. 11, 2015 USD ($) shares	Jun. 11, 2015 GBP (£) shares	Sep. 22, 2014 USD ($) shares	Sep. 03, 2014 USD ($) shares	Jun. 30, 2015 USD ($) shares	Jun. 30, 2015 USD ($)	Jun. 11, 2015 GBP (£)
Business Acquisition [Line Items]
Amortization of Intangible Assets					$ 200,000	$ 500,000
REV
Business Acquisition [Line Items]
Initial consideration paid				$ 3,200,000
Consideration paid				$ 4,254,000
Business combination, liabilities recognized						1,700,000
Number of shares of common stock issued | shares				27,407
Share consideration				$ 300,000
Total goodwill						2,800,000
Goodwill acquired, deductible for tax purposes					0	0
Residual value for intangible assets					0	0
LAL
Business Acquisition [Line Items]
Initial consideration paid			$ 4,000,000
Consideration paid			$ 4,950,000
Business combination, liabilities recognized						1,800,000
Number of shares of common stock issued | shares			54,604
Share consideration			$ 544,000
Total goodwill						5,600,000
Goodwill acquired, deductible for tax purposes					0	0
Residual value for intangible assets					0	0
Moda
Business Acquisition [Line Items]
Earn-out payments, minimum | £							£ 0
Earn-out payments, maximum	$ 800,000						£ 500,000
Consideration paid	$ 1,005,000	£ 650,000
Number of shares of common stock issued | shares	16,116	16,116
Share consideration	$ 235,000
Moda | Restricted Shares
Business Acquisition [Line Items]
Number of shares of common stock issued | shares	16,116	16,116
2015 Earn-out Payments | REV
Business Acquisition [Line Items]
Earn-out payments, minimum					700,000	700,000
Earn-out payments, maximum					1,800,000	1,800,000
Earn-out payable in common stock				$ 200,000
2015 Earn-out Payments | LAL
Business Acquisition [Line Items]
Earn-out payments, maximum					2,000,000	$ 2,000,000
2015 Earn-out Payments | LAL | Maximum
Business Acquisition [Line Items]
Percentage of common stock Issuable			25.00%
2015 Earn-out Payments | Moda | Maximum | Restricted Shares
Business Acquisition [Line Items]
Percentage of common stock Issuable	25.00%	25.00%
2014 Earn-out Payments | REV
Business Acquisition [Line Items]
Consideration paid					$ 1,100,000
Number of shares of common stock issued | shares					27,407
Share consideration					$ 300,000
2014 Earn-out Payments | LAL
Business Acquisition [Line Items]
Consideration paid					$ 1,000,000
2016 Earn-out Payments | Moda | Maximum | Restricted Shares
Business Acquisition [Line Items]
Percentage of common stock Issuable	25.00%	25.00%