Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands |
Preferred Stock [Member] |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Retained Earnings [Member] |
AOCI Attributable to Parent [Member] |
Treasury Stock [Member] |
Total |
BALANCE (in shares) at Dec. 31, 2018 |
0
|
12,979,414
|
|
|
|
(1,603,322)
|
|
Balance, December 31, 2019 at Dec. 31, 2018 |
$ 0
|
$ 13
|
$ 86,415
|
$ 44,431
|
$ (1,250)
|
$ (39,748)
|
$ 89,861
|
Net income (loss) |
0
|
0
|
0
|
(1,923)
|
0
|
0
|
(1,923)
|
Dividends declared |
0
|
0
|
0
|
(2,736)
|
0
|
0
|
(2,736)
|
Foreign currency translation adjustment |
0
|
0
|
0
|
0
|
259
|
0
|
259
|
Unrealized gains (losses) on available-for-sale securities |
$ 0
|
$ 0
|
0
|
0
|
17
|
$ 0
|
17
|
Common stock issued (in shares) |
0
|
0
|
|
|
|
22,603
|
|
Common stock issued |
$ 0
|
$ 0
|
|
0
|
0
|
$ 543
|
377
|
Common stock issued |
|
|
(166)
|
|
|
|
|
BALANCE (in shares) at Mar. 31, 2019 |
0
|
12,979,414
|
|
|
|
(1,580,719)
|
|
Balance, September 30, 2020 at Mar. 31, 2019 |
$ 0
|
$ 13
|
86,249
|
39,772
|
(974)
|
$ (39,205)
|
85,855
|
BALANCE (in shares) at Dec. 31, 2018 |
0
|
12,979,414
|
|
|
|
(1,603,322)
|
|
Balance, December 31, 2019 at Dec. 31, 2018 |
$ 0
|
$ 13
|
86,415
|
44,431
|
(1,250)
|
$ (39,748)
|
89,861
|
Net income (loss) |
|
|
|
|
|
|
(2,769)
|
Foreign currency translation adjustment |
|
|
|
|
|
|
(537)
|
Unrealized gains (losses) on available-for-sale securities |
|
|
|
|
|
|
23
|
BALANCE (in shares) at Sep. 30, 2019 |
0
|
12,979,414
|
|
|
|
(1,459,090)
|
|
Balance, September 30, 2020 at Sep. 30, 2019 |
$ 0
|
$ 13
|
86,102
|
23,567
|
(1,764)
|
$ (25,351)
|
82,567
|
BALANCE (in shares) at Mar. 31, 2019 |
0
|
12,979,414
|
|
|
|
(1,580,719)
|
|
Balance, December 31, 2019 at Mar. 31, 2019 |
$ 0
|
$ 13
|
86,249
|
39,772
|
(974)
|
$ (39,205)
|
85,855
|
Net income (loss) |
0
|
0
|
0
|
397
|
0
|
0
|
397
|
Foreign currency translation adjustment |
0
|
0
|
0
|
0
|
(212)
|
0
|
(212)
|
Unrealized gains (losses) on available-for-sale securities |
$ 0
|
$ 0
|
0
|
0
|
(6)
|
$ 0
|
(6)
|
Repurchase of common stock (in shares) |
0
|
0
|
|
|
|
(612,729)
|
|
Repurchase of common stock |
$ 0
|
$ 0
|
0
|
0
|
0
|
$ (6,682)
|
(6,682)
|
BALANCE (in shares) at Jun. 30, 2019 |
0
|
12,979,414
|
|
|
|
(2,193,448)
|
|
Balance, September 30, 2020 at Jun. 30, 2019 |
$ 0
|
$ 13
|
86,249
|
40,169
|
(1,192)
|
$ (45,887)
|
79,352
|
Net income (loss) |
0
|
0
|
0
|
(1,243)
|
0
|
0
|
(1,243)
|
Foreign currency translation adjustment |
0
|
0
|
0
|
0
|
(584)
|
0
|
(584)
|
Unrealized gains (losses) on available-for-sale securities |
$ 0
|
$ 0
|
0
|
0
|
12
|
$ 0
|
12
|
Common stock issued (in shares) |
0
|
0
|
|
|
|
1,117,485
|
|
Common stock issued |
$ 0
|
$ 0
|
|
(15,359)
|
0
|
$ 23,418
|
7,912
|
Common stock issued |
|
|
(147)
|
|
|
|
|
Repurchase of common stock (in shares) |
0
|
0
|
|
|
|
(383,127)
|
|
Repurchase of common stock |
$ 0
|
$ 0
|
0
|
0
|
0
|
$ (2,882)
|
(2,882)
|
BALANCE (in shares) at Sep. 30, 2019 |
0
|
12,979,414
|
|
|
|
(1,459,090)
|
|
Balance, September 30, 2020 at Sep. 30, 2019 |
$ 0
|
$ 13
|
86,102
|
23,567
|
(1,764)
|
$ (25,351)
|
82,567
|
BALANCE (in shares) at Dec. 31, 2019 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, December 31, 2019 at Dec. 31, 2019 |
$ 0
|
$ 13
|
86,102
|
16,117
|
(1,264)
|
$ (25,904)
|
75,064
|
Net income (loss) |
0
|
0
|
0
|
(573)
|
0
|
0
|
(573)
|
Dividends declared |
0
|
0
|
0
|
(2,285)
|
0
|
0
|
(2,285)
|
Foreign currency translation adjustment |
0
|
0
|
0
|
0
|
(222)
|
0
|
(222)
|
Unrealized gains (losses) on available-for-sale securities |
$ 0
|
$ 0
|
0
|
0
|
(87)
|
$ 0
|
(87)
|
BALANCE (in shares) at Mar. 31, 2020 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, September 30, 2020 at Mar. 31, 2020 |
$ 0
|
$ 13
|
86,102
|
13,259
|
(1,573)
|
$ (25,904)
|
71,897
|
BALANCE (in shares) at Dec. 31, 2019 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, December 31, 2019 at Dec. 31, 2019 |
$ 0
|
$ 13
|
86,102
|
16,117
|
(1,264)
|
$ (25,904)
|
75,064
|
Net income (loss) |
|
|
|
|
|
|
96
|
Foreign currency translation adjustment |
|
|
|
|
|
|
355
|
Unrealized gains (losses) on available-for-sale securities |
|
|
|
|
|
|
16
|
BALANCE (in shares) at Sep. 30, 2020 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, September 30, 2020 at Sep. 30, 2020 |
$ 0
|
$ 13
|
86,102
|
9,358
|
(893)
|
$ (25,904)
|
68,676
|
BALANCE (in shares) at Mar. 31, 2020 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, December 31, 2019 at Mar. 31, 2020 |
$ 0
|
$ 13
|
86,102
|
13,259
|
(1,573)
|
$ (25,904)
|
71,897
|
Net income (loss) |
0
|
0
|
0
|
34
|
0
|
0
|
34
|
Dividends declared |
0
|
0
|
0
|
(2,285)
|
0
|
0
|
(2,285)
|
Foreign currency translation adjustment |
0
|
0
|
0
|
0
|
84
|
0
|
84
|
Unrealized gains (losses) on available-for-sale securities |
$ 0
|
$ 0
|
0
|
0
|
105
|
$ 0
|
105
|
BALANCE (in shares) at Jun. 30, 2020 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, September 30, 2020 at Jun. 30, 2020 |
$ 0
|
$ 13
|
86,102
|
11,008
|
(1,384)
|
$ (25,904)
|
69,835
|
Net income (loss) |
0
|
0
|
0
|
635
|
0
|
0
|
635
|
Dividends declared |
0
|
0
|
0
|
(2,285)
|
0
|
0
|
(2,285)
|
Foreign currency translation adjustment |
0
|
0
|
0
|
0
|
493
|
0
|
493
|
Unrealized gains (losses) on available-for-sale securities |
$ 0
|
$ 0
|
0
|
0
|
(2)
|
$ 0
|
(2)
|
BALANCE (in shares) at Sep. 30, 2020 |
0
|
12,979,414
|
|
|
|
(1,556,875)
|
|
Balance, September 30, 2020 at Sep. 30, 2020 |
$ 0
|
$ 13
|
$ 86,102
|
$ 9,358
|
$ (893)
|
$ (25,904)
|
$ 68,676
|