CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Common Stock	Treasury Stock	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment [Member]	Additional Paid-In Capital	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment [Member]	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest	Total
Beginning balance at Dec. 31, 2017	$ 1			$ 36,848		$ (32,596)	$ 8
Net income (loss)						(22,430)			$ (22,430)
Shares issued for stock options exercised, shares									5,223,574
Shares issued for stock options exercised				2,015
Shares issued for acquisition, shares									194,742
Shares issued for acquisition				1,000
Agent growth incentive stock compensation				19,053
Stock option compensation				4,847
Agent equity stock compensation				21,254
Foreign currency translation gain (loss)							(20)		$ (20)
Ending balance at Dec. 31, 2018	1		$ 5,739	90,756	$ (5,739)	(60,765)	(12)		29,980
Repurchase of common stock		$ (27,056)
Retirement of treasury stock		18,433		(18,433)
Net income (loss)						(9,528)		$ (29)	$ (9,557)
Shares issued for stock options exercised, shares									4,522,244
Shares issued for stock options exercised				2,298
Agent growth incentive stock compensation				13,209
Stock option compensation				5,085
Agent equity stock compensation				37,768
Foreign currency translation gain (loss)							212		$ 211
Contributions by noncontrolling interests								189
Ending balance at Dec. 31, 2019	1	(8,623)		130,683		(70,293)	200	160	52,128
Repurchase of common stock		(29,371)
Net income (loss)						31,131		(141)	$ 30,990
Shares issued for stock options exercised, shares									6,538,628
Shares issued for stock options exercised				6,946
Agent growth incentive stock compensation				13,094
Stock option compensation				6,801				451
Agent equity stock compensation				60,968
Foreign currency translation gain (loss)							47		$ 47
Contributions by noncontrolling interests								533
Ending balance at Dec. 31, 2020	$ 1	$ (37,994)		$ 218,492		$ (39,162)	$ 247	$ 1,003	$ 142,587