Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Details)

Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
Revenue Recognition (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Total revenue	$ 25,936	$ 22,557	$ 74,210	$ 73,534
Seminars [Member]
Total revenue	16,116	14,123	44,604	47,156
Products [Member]
Total revenue	5,062	4,543	14,796	14,781
Coaching and Mentoring [Member
Total revenue	3,279	2,898	9,218	8,261
Online and Subscription [Member]
Total revenue	453	102	1,534	1,088
Other [Member]
Total revenue	1,026	891	4,058	2,248
North America [Member]
Total revenue	14,452	12,662	43,419	41,848
North America [Member] \| Seminars [Member]
Total revenue	9,174	7,369	26,059	25,685
North America [Member] \| Products [Member]
Total revenue	2,753	2,916	8,237	8,768
North America [Member] \| Coaching and Mentoring [Member
Total revenue	1,394	1,408	4,193	4,156
North America [Member] \| Online and Subscription [Member]
Total revenue	352	86	1,280	1,038
North America [Member] \| Other [Member]
Total revenue	779	883	3,650	2,201
U.K. [Member]
Total revenue	4,816	5,191	15,518	16,400
U.K. [Member] \| Seminars [Member]
Total revenue	3,457	3,611	10,900	11,731
U.K. [Member] \| Products [Member]
Total revenue	852	984	3,301	3,366
U.K. [Member] \| Coaching and Mentoring [Member
Total revenue	259	579	904	1,223
U.K. [Member] \| Online and Subscription [Member]
Total revenue	2	9	6	33
U.K. [Member] \| Other [Member]
Total revenue	246	8	407	47
Other foreign [Member]
Total revenue	6,668	4,704	15,273	15,286
Other foreign [Member] \| Seminars [Member]
Total revenue	3,485	3,143	7,645	9,740
Other foreign [Member] \| Products [Member]
Total revenue	1,457	643	3,258	2,647
Other foreign [Member] \| Coaching and Mentoring [Member
Total revenue	1,626	911	4,121	2,882
Other foreign [Member] \| Online and Subscription [Member]
Total revenue	99	7	248	17
Other foreign [Member] \| Other [Member]
Total revenue	$ 1		$ 1