Related Party Transactions - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended	12 Months Ended
	Jun. 26, 2015	Mar. 03, 2015	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Related Party Transaction [Line Items]
Common stock received as liquidation distribution					210,000
Sale of common stock under irrevocable subscription agreements to affiliates, shares			26,730,000	27,303,000	26,730,000
Stock issuance proceeds, net of stock issuance costs					$ 7,394
Private Placement [Member]
Related Party Transaction [Line Items]
Sale of common stock under irrevocable subscription agreements to affiliates, shares			3,000,000		3,000,000
Sale of common stock under irrevocable subscription agreements to affiliates, per share			$ 2.50		$ 2.50
Stock issuance proceeds, net of stock issuance costs			$ 7,500		$ 7,500
Health at Work Wellness Actuaries LLC [Member]
Related Party Transaction [Line Items]
Business acquisition, date				Mar. 03, 2015
Common stock, shares issued		413,000		230,000
White Sky, Inc. [Member]
Related Party Transaction [Line Items]
Business acquisition, date				Jun. 26, 2015
Common stock, shares issued	353,000				353,000
Common stock received as liquidation distribution					210,000
Digital Matrix Systems [Member]
Related Party Transaction [Line Items]
Payment of monthly installments for monitoring credit and on-line credit analysis services				$ 937	$ 937
Amount owed to related parties			$ 142	$ 70	$ 142
Data services agreement term				1 year
Payments for development, implementation and monthly service fees				$ 753
Fees payable for credit information processing services and implementation and disaster recovery services				92
Loeb Partners Corporation [Member]
Related Party Transaction [Line Items]
Advisory fees paid				$ 553