Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock Common Class A	Common Stock Common Class B	Additional Paid In Capital Common Class A	Additional Paid In Capital Common Class B	Additional Paid In Capital	Treasury Stock Common Class A	Retained Earnings	Accumulated Comprehensive Income	Non-controlling Interest	Total
Balance at the beginning of the period at Dec. 31, 2017	$ 3	$ 2			$ 265,329	$ (57,303)	$ 30,401	$ 472		$ 238,904
Balance at the beginning of the period (in shares) at Dec. 31, 2017	25,171,000	20,801,000
Condensed Consolidated Statements of Changes in Stockholders' Equity
Net (loss) income							(10,906)		$ 109	(10,797)
Non-controlling interest from acquisition of Snap Media									1,379	1,379
Issuance of treasury shares for acquisition of Snap Media					309	1,088				1,397
Shares to be issued for acquisition of Snap Media					753					753
Vesting of restricted stock	$ 0				1,298	(416)				882
Vesting of restricted stock (in shares)	218,000
Stock-based compensation					2,635					2,635
Repurchases of Class A common stock						(2,443)				(2,443)
Forfeiture of common stock earnouts	$ (1)	$ 0	$ 1	$ 0
Forfeiture of common stock earnouts (in shares)	(544,000)	(1,081,000)
Exercise of warrants	$ 0				20					20
Exercise of warrants (in shares)	2,000
Exercise of options	$ 0				0	(14)				(14)
Exercise of options (in shares)	3,000
Other comprehensive income, net of tax								683		683
Balance at the end of the period at Dec. 31, 2018	$ 2	$ 2			270,345	(59,088)	19,495	1,155	1,488	233,399
Balance at the end of the period (in shares) at Dec. 31, 2018	24,850,000	19,720,000
Condensed Consolidated Statements of Changes in Stockholders' Equity
Net (loss) income							(3,367)		(104)	(3,471)
Issuance of treasury shares for acquisition of Snap Media					(588)	588
Vesting of restricted stock	$ 1				1,925	(1,513)				413
Vesting of restricted stock (in shares)	352,000
Stock-based compensation					2,883					2,883
Repurchases of Class A common stock						$ (662)				(662)
Repurchases of Class A common stock (in shares)						51,227
Exercise of options					(47)	$ 154				107
Adoption of accounting standards | ASU 2018-02							(53)	53
Other comprehensive income, net of tax								(2,000)		(2,000)
Balance at the end of the period at Dec. 31, 2019	$ 3	$ 2			$ 274,518	$ (60,521)	$ 16,075	$ (792)	$ 1,384	$ 230,669
Balance at the end of the period (in shares) at Dec. 31, 2019	25,202,000	19,720,000