Guarantor and Non-Guarantor Financial Statements - Income Statement (Details) - USD ($) $ in Thousands |
3 Months Ended |
12 Months Ended |
Mar. 31, 2018 |
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2018 |
Mar. 31, 2017 |
Mar. 31, 2016 |
Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
Net revenues |
$ 20,961
|
$ 22,732
|
$ 15,905
|
$ 15,153
|
$ 11,599
|
$ 11,774
|
$ 9,874
|
$ 6,960
|
$ 74,751
|
$ 40,207
|
$ 22,251
|
Cost of revenues |
|
|
|
|
|
|
|
|
|
|
|
License fees and revenue share |
13,623
|
14,887
|
9,865
|
9,592
|
7,172
|
8,006
|
6,650
|
4,546
|
47,967
|
26,374
|
13,314
|
Other direct cost of revenues |
|
|
|
|
|
|
|
|
1,729
|
2,575
|
7,477
|
Total cost of revenues |
|
|
|
|
|
|
|
|
49,696
|
28,949
|
20,791
|
Gross profit |
6,885
|
7,408
|
5,610
|
5,152
|
3,210
|
3,317
|
2,770
|
1,961
|
25,055
|
11,258
|
1,460
|
Operating expenses |
|
|
|
|
|
|
|
|
|
|
|
Product development |
|
|
|
|
|
|
|
|
9,653
|
9,283
|
4,883
|
Sales and marketing |
|
|
|
|
|
|
|
|
6,087
|
4,180
|
2,908
|
General and administrative |
|
|
|
|
|
|
|
|
15,124
|
14,766
|
16,203
|
Total operating expenses |
8,224
|
8,895
|
7,076
|
6,669
|
5,977
|
7,027
|
7,509
|
7,716
|
30,864
|
28,229
|
23,994
|
Loss from operations |
(1,339)
|
(1,487)
|
(1,466)
|
(1,517)
|
(2,767)
|
(3,710)
|
(4,739)
|
(5,755)
|
(5,809)
|
(16,971)
|
(22,534)
|
Interest and other expense, net |
|
|
|
|
|
|
|
|
|
|
|
Interest income / (expense), net |
(252)
|
(446)
|
(662)
|
(707)
|
(599)
|
(721)
|
(626)
|
(679)
|
(2,067)
|
(2,625)
|
(1,716)
|
Foreign exchange transaction loss |
(87)
|
49
|
(47)
|
(63)
|
(27)
|
4
|
0
|
(3)
|
(148)
|
(26)
|
(24)
|
Change in fair value of convertible note embedded derivative liability |
|
|
|
|
|
|
|
|
(7,559)
|
475
|
0
|
Change in fair value of warrant liability |
(682)
|
(898)
|
(1,164)
|
(464)
|
(650)
|
937
|
(140)
|
0
|
(3,208)
|
147
|
0
|
Gain / (loss) on extinguishment of debt |
(619)
|
(284)
|
(882)
|
0
|
0
|
0
|
(293)
|
0
|
(1,785)
|
(293)
|
0
|
Other income / (expense) |
2
|
(155)
|
78
|
3
|
(92)
|
69
|
16
|
18
|
(72)
|
11
|
(4)
|
Total interest and other expense, net |
|
|
|
|
|
|
|
|
(14,839)
|
(2,311)
|
(1,744)
|
Loss from operations before income taxes |
(4,226)
|
(4,879)
|
(7,487)
|
(4,056)
|
(6,083)
|
(568)
|
(6,212)
|
(6,419)
|
(20,648)
|
(19,282)
|
(24,278)
|
Income tax provision / (benefit) |
|
|
|
|
|
|
|
|
(951)
|
(144)
|
214
|
Net loss from operations, net of taxes |
$ (4,212)
|
$ (4,795)
|
$ (6,603)
|
$ (4,087)
|
$ (5,780)
|
$ (868)
|
$ (5,775)
|
$ (6,715)
|
(19,697)
|
(19,138)
|
(24,492)
|
Discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
|
|
|
Income / (loss) from operations of discontinued components |
|
|
|
|
|
|
|
|
(33,160)
|
(5,126)
|
(3,540)
|
Net loss from discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
(33,160)
|
(5,126)
|
(3,540)
|
Net loss |
|
|
|
|
|
|
|
|
(52,857)
|
(24,264)
|
(28,032)
|
Other comprehensive loss |
|
|
|
|
|
|
|
|
|
|
|
Foreign currency translation adjustment |
|
|
|
|
|
|
|
|
(4)
|
(119)
|
(150)
|
Comprehensive loss |
|
|
|
|
|
|
|
|
(52,861)
|
(24,383)
|
(28,182)
|
Consolidation, Eliminations |
|
|
|
|
|
|
|
|
|
|
|
Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
Net revenues |
|
|
|
|
|
|
|
|
(61,841)
|
(31,622)
|
|
Cost of revenues |
|
|
|
|
|
|
|
|
|
|
|
License fees and revenue share |
|
|
|
|
|
|
|
|
(61,841)
|
(31,622)
|
|
Other direct cost of revenues |
|
|
|
|
|
|
|
|
0
|
0
|
|
Total cost of revenues |
|
|
|
|
|
|
|
|
(61,841)
|
(31,622)
|
|
Gross profit |
|
|
|
|
|
|
|
|
0
|
0
|
|
Operating expenses |
|
|
|
|
|
|
|
|
|
|
|
Product development |
|
|
|
|
|
|
|
|
0
|
0
|
|
Sales and marketing |
|
|
|
|
|
|
|
|
0
|
0
|
|
General and administrative |
|
|
|
|
|
|
|
|
0
|
0
|
|
Total operating expenses |
|
|
|
|
|
|
|
|
0
|
0
|
|
Loss from operations |
|
|
|
|
|
|
|
|
0
|
0
|
|
Interest and other expense, net |
|
|
|
|
|
|
|
|
|
|
|
Interest income / (expense), net |
|
|
|
|
|
|
|
|
0
|
0
|
|
Foreign exchange transaction loss |
|
|
|
|
|
|
|
|
0
|
0
|
|
Change in fair value of convertible note embedded derivative liability |
|
|
|
|
|
|
|
|
0
|
0
|
|
Change in fair value of warrant liability |
|
|
|
|
|
|
|
|
0
|
0
|
|
Gain / (loss) on extinguishment of debt |
|
|
|
|
|
|
|
|
0
|
0
|
|
Other income / (expense) |
|
|
|
|
|
|
|
|
0
|
0
|
|
Total interest and other expense, net |
|
|
|
|
|
|
|
|
0
|
0
|
|
Loss from operations before income taxes |
|
|
|
|
|
|
|
|
0
|
0
|
|
Income tax provision / (benefit) |
|
|
|
|
|
|
|
|
0
|
0
|
|
Net loss from operations, net of taxes |
|
|
|
|
|
|
|
|
0
|
0
|
|
Discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
|
|
|
Income / (loss) from operations of discontinued components |
|
|
|
|
|
|
|
|
0
|
0
|
|
Net loss from discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
0
|
0
|
|
Net loss |
|
|
|
|
|
|
|
|
0
|
0
|
|
Other comprehensive loss |
|
|
|
|
|
|
|
|
|
|
|
Foreign currency translation adjustment |
|
|
|
|
|
|
|
|
0
|
0
|
|
Comprehensive loss |
|
|
|
|
|
|
|
|
0
|
0
|
|
Parent | Reportable Legal Entities |
|
|
|
|
|
|
|
|
|
|
|
Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
Net revenues |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Cost of revenues |
|
|
|
|
|
|
|
|
|
|
|
License fees and revenue share |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Other direct cost of revenues |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Total cost of revenues |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Gross profit |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Operating expenses |
|
|
|
|
|
|
|
|
|
|
|
Product development |
|
|
|
|
|
|
|
|
46
|
30
|
(582)
|
Sales and marketing |
|
|
|
|
|
|
|
|
630
|
452
|
46
|
General and administrative |
|
|
|
|
|
|
|
|
10,971
|
11,009
|
11,457
|
Total operating expenses |
|
|
|
|
|
|
|
|
11,647
|
11,491
|
10,921
|
Loss from operations |
|
|
|
|
|
|
|
|
(11,647)
|
(11,491)
|
(10,921)
|
Interest and other expense, net |
|
|
|
|
|
|
|
|
|
|
|
Interest income / (expense), net |
|
|
|
|
|
|
|
|
(2,071)
|
(1,329)
|
1
|
Foreign exchange transaction loss |
|
|
|
|
|
|
|
|
2
|
0
|
(6)
|
Change in fair value of convertible note embedded derivative liability |
|
|
|
|
|
|
|
|
(7,559)
|
475
|
|
Change in fair value of warrant liability |
|
|
|
|
|
|
|
|
(3,208)
|
147
|
|
Gain / (loss) on extinguishment of debt |
|
|
|
|
|
|
|
|
(1,787)
|
0
|
|
Other income / (expense) |
|
|
|
|
|
|
|
|
3
|
58
|
18
|
Total interest and other expense, net |
|
|
|
|
|
|
|
|
(14,620)
|
(649)
|
13
|
Loss from operations before income taxes |
|
|
|
|
|
|
|
|
(26,267)
|
(12,140)
|
(10,908)
|
Income tax provision / (benefit) |
|
|
|
|
|
|
|
|
(951)
|
(144)
|
130
|
Net loss from operations, net of taxes |
|
|
|
|
|
|
|
|
(25,316)
|
(11,996)
|
(11,038)
|
Discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
|
|
|
Income / (loss) from operations of discontinued components |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Net loss from discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Net loss |
|
|
|
|
|
|
|
|
(25,316)
|
(11,996)
|
(11,038)
|
Other comprehensive loss |
|
|
|
|
|
|
|
|
|
|
|
Foreign currency translation adjustment |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Comprehensive loss |
|
|
|
|
|
|
|
|
(25,316)
|
(11,996)
|
(11,038)
|
Guarantor Subsidiaries | Reportable Legal Entities |
|
|
|
|
|
|
|
|
|
|
|
Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
Net revenues |
|
|
|
|
|
|
|
|
135,687
|
70,703
|
39,432
|
Cost of revenues |
|
|
|
|
|
|
|
|
|
|
|
License fees and revenue share |
|
|
|
|
|
|
|
|
109,573
|
57,936
|
30,619
|
Other direct cost of revenues |
|
|
|
|
|
|
|
|
1,729
|
1,518
|
9,775
|
Total cost of revenues |
|
|
|
|
|
|
|
|
111,302
|
59,454
|
40,394
|
Gross profit |
|
|
|
|
|
|
|
|
24,385
|
11,249
|
(962)
|
Operating expenses |
|
|
|
|
|
|
|
|
|
|
|
Product development |
|
|
|
|
|
|
|
|
9,448
|
9,171
|
4,943
|
Sales and marketing |
|
|
|
|
|
|
|
|
5,007
|
3,623
|
2,718
|
General and administrative |
|
|
|
|
|
|
|
|
3,767
|
3,889
|
4,182
|
Total operating expenses |
|
|
|
|
|
|
|
|
18,222
|
16,683
|
11,843
|
Loss from operations |
|
|
|
|
|
|
|
|
6,163
|
(5,434)
|
(12,805)
|
Interest and other expense, net |
|
|
|
|
|
|
|
|
|
|
|
Interest income / (expense), net |
|
|
|
|
|
|
|
|
4
|
(1,296)
|
(1,717)
|
Foreign exchange transaction loss |
|
|
|
|
|
|
|
|
(159)
|
(22)
|
(12)
|
Change in fair value of convertible note embedded derivative liability |
|
|
|
|
|
|
|
|
0
|
0
|
|
Change in fair value of warrant liability |
|
|
|
|
|
|
|
|
0
|
0
|
|
Gain / (loss) on extinguishment of debt |
|
|
|
|
|
|
|
|
2
|
(293)
|
|
Other income / (expense) |
|
|
|
|
|
|
|
|
(75)
|
(47)
|
(22)
|
Total interest and other expense, net |
|
|
|
|
|
|
|
|
(228)
|
(1,658)
|
(1,751)
|
Loss from operations before income taxes |
|
|
|
|
|
|
|
|
5,935
|
(7,092)
|
(14,556)
|
Income tax provision / (benefit) |
|
|
|
|
|
|
|
|
0
|
0
|
84
|
Net loss from operations, net of taxes |
|
|
|
|
|
|
|
|
5,935
|
(7,092)
|
(14,640)
|
Discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
|
|
|
Income / (loss) from operations of discontinued components |
|
|
|
|
|
|
|
|
(33,168)
|
(5,237)
|
(923)
|
Net loss from discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
(33,168)
|
(5,237)
|
(923)
|
Net loss |
|
|
|
|
|
|
|
|
(27,233)
|
(12,329)
|
(15,563)
|
Other comprehensive loss |
|
|
|
|
|
|
|
|
|
|
|
Foreign currency translation adjustment |
|
|
|
|
|
|
|
|
(4)
|
(119)
|
(150)
|
Comprehensive loss |
|
|
|
|
|
|
|
|
(27,237)
|
(12,448)
|
(15,713)
|
Non-Guarantor Subsidiaries | Reportable Legal Entities |
|
|
|
|
|
|
|
|
|
|
|
Condensed Income Statements, Captions [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
Net revenues |
|
|
|
|
|
|
|
|
905
|
1,126
|
124
|
Cost of revenues |
|
|
|
|
|
|
|
|
|
|
|
License fees and revenue share |
|
|
|
|
|
|
|
|
235
|
60
|
0
|
Other direct cost of revenues |
|
|
|
|
|
|
|
|
0
|
1,057
|
(2,298)
|
Total cost of revenues |
|
|
|
|
|
|
|
|
235
|
1,117
|
(2,298)
|
Gross profit |
|
|
|
|
|
|
|
|
670
|
9
|
2,422
|
Operating expenses |
|
|
|
|
|
|
|
|
|
|
|
Product development |
|
|
|
|
|
|
|
|
159
|
82
|
522
|
Sales and marketing |
|
|
|
|
|
|
|
|
450
|
105
|
144
|
General and administrative |
|
|
|
|
|
|
|
|
386
|
(132)
|
564
|
Total operating expenses |
|
|
|
|
|
|
|
|
995
|
55
|
1,230
|
Loss from operations |
|
|
|
|
|
|
|
|
(325)
|
(46)
|
1,192
|
Interest and other expense, net |
|
|
|
|
|
|
|
|
|
|
|
Interest income / (expense), net |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Foreign exchange transaction loss |
|
|
|
|
|
|
|
|
9
|
(4)
|
(6)
|
Change in fair value of convertible note embedded derivative liability |
|
|
|
|
|
|
|
|
0
|
0
|
|
Change in fair value of warrant liability |
|
|
|
|
|
|
|
|
0
|
0
|
|
Gain / (loss) on extinguishment of debt |
|
|
|
|
|
|
|
|
0
|
0
|
|
Other income / (expense) |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Total interest and other expense, net |
|
|
|
|
|
|
|
|
9
|
(4)
|
(6)
|
Loss from operations before income taxes |
|
|
|
|
|
|
|
|
(316)
|
(50)
|
1,186
|
Income tax provision / (benefit) |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Net loss from operations, net of taxes |
|
|
|
|
|
|
|
|
(316)
|
(50)
|
1,186
|
Discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
|
|
|
Income / (loss) from operations of discontinued components |
|
|
|
|
|
|
|
|
8
|
111
|
(2,617)
|
Net loss from discontinued operations, net of taxes |
|
|
|
|
|
|
|
|
8
|
111
|
(2,617)
|
Net loss |
|
|
|
|
|
|
|
|
(308)
|
61
|
(1,431)
|
Other comprehensive loss |
|
|
|
|
|
|
|
|
|
|
|
Foreign currency translation adjustment |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
Comprehensive loss |
|
|
|
|
|
|
|
|
$ (308)
|
$ 61
|
$ (1,431)
|