Consolidated Businesses - Additional Information (Detail) - USD ($)									2 Months Ended		3 Months Ended	12 Months Ended
	Nov. 25, 2015	Jul. 13, 2015	Jun. 10, 2015	Dec. 17, 2014	Nov. 03, 2014	Oct. 01, 2014	Aug. 08, 2014	Aug. 09, 2013	Mar. 15, 2016	Dec. 31, 2014	Mar. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015
Maximum
Business Acquisition [Line Items]
Contingent consideration recorded														$ 2,000,000.0
FolioDynamix
Business Acquisition [Line Items]
Cash paid for acquisition					$ 201,699,000
Working capital adjustment					700,000						$ 700,000
Rolled stock options acquired					4,100,000
Business acquisition purchase price allocation, goodwill not deductible for tax purposes					166,200,000
Business acquisition, transaction costs					1,400,000
Deferred revenue, reduced amount					(6,000,000)
Business combination, revenue contributed										$ 3,800,000
Business combination, net income contributed										$ 1,100,000
Purchase price allocation assets acquired					205,824,000
Business acquisition, consideration transferred					205,824,000
Fair value of stock options of FolioDynamix					$ 4,125,000
Intangible assets recorded in connection with acquisition														46,600,000
Pro forma revenue												$ 24,600,000	$ 19,800,000
Pro forma net income (loss)												$ 1,500,000	$ (3,200,000)
Pro forma net income (loss) per share (in dollars per share)												$ 0.04	$ (0.90)
Superior Access | Bolt
Business Acquisition [Line Items]
Cash paid for acquisition								$ 8,700,000
KMI
Business Acquisition [Line Items]
Purchase price allocation assets acquired							$ 11,500,000
KMI | VelocityEHS
Business Acquisition [Line Items]
Purchase price allocation assets acquired							11,500,000
KMI | VelocityEHS | Maximum
Business Acquisition [Line Items]
Contingent earn-out payment							$ 2,000,000.0
Ludwig
Business Acquisition [Line Items]
Purchase price allocation assets acquired						$ 2,950,000
Ludwig | Bolt
Business Acquisition [Line Items]
Cash paid for acquisition						$ 2,100,000
NuCivic
Business Acquisition [Line Items]
Purchase price allocation assets acquired				$ 2,000,000
NuCivic | GovDelivery
Business Acquisition [Line Items]
Cash paid for acquisition				2,000,000
Business acquisition, consideration transferred				5,100,000
Deferred liability charges				600,000
Business acquisition, stock issued				$ 3,100,000
Talent Management in Government Inc.
Business Acquisition [Line Items]
Purchase price allocation assets acquired			$ 500,000
Talent Management in Government Inc. | GovDelivery
Business Acquisition [Line Items]
Cash paid for acquisition			400,000
Business acquisition, consideration transferred			500,000
Business combination consideration transferred, liabilities incurred			$ 100,000
Textizen
Business Acquisition [Line Items]
Purchase price allocation assets acquired		$ 1,200,000
Intangible assets recorded in connection with acquisition														$ 600,000
Textizen | GovDelivery
Business Acquisition [Line Items]
Cash paid for acquisition		1,200,000
Business acquisition, consideration transferred		2,100,000
Fair value of stock options of FolioDynamix		900,000
Contingent consideration, asset		$ 400,000
WellNet Solutions, Inc. | VelocityEHS
Business Acquisition [Line Items]
Business acquisition, consideration transferred	$ 700,000
Intangible assets recorded in connection with acquisition	1,400,000
Accrued expenses | WellNet Solutions, Inc. | VelocityEHS
Business Acquisition [Line Items]
Contingent consideration recorded	$ 700,000
Subsequent event
Business Acquisition [Line Items]
Payments to noncontrolling interests									$ 4,900,000
GovDelivery
Business Acquisition [Line Items]
Ownership percentage														92.00%
GovDelivery | Subsequent event
Business Acquisition [Line Items]
Decrease in noncontrolling interest									$ 2,500,000
Ownership percentage									94.00%
VelocityEHS
Business Acquisition [Line Items]
Ownership percentage														98.00%
VelocityEHS | Subsequent event
Business Acquisition [Line Items]
Decrease in noncontrolling interest									$ 2,400,000
Ownership percentage									99.00%