|
Consolidated Statement of Changes in Stockholders' Equity (USD $)
|
Total
|
Common stock
Common Stock - Class A
|
Common stock
Common Stock - Class B
|
Additional paid-in capital
|
Accumulated other comprehensive income
|
Appropriated retained earnings of consolidated TAMCO
|
Retained earnings
|
Non-controlling interest
|
|---|---|---|---|---|---|---|---|---|
| Capital, beginning of period at Dec. 31, 2013 | $ 565,856,000 | $ 11,000 | $ 31,000 | $ 100,903,000 | $ 33,000 | $ 84,591,000 | $ 18,933,000 | $ 361,354,000 |
| Capital, beginning of period (in shares) at Dec. 31, 2013 | 10,556,390 | 30,968,877,000 | ||||||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||||||
| Stock-based compensation to directors for services rendered | 105,000 | 14,112 | 105,000 | |||||
| Stock-based compensation to employees and other | 443,000 | 443,000 | ||||||
| Issuance of shares (in shares) | 47,445 | |||||||
| Contribution | 14,000 | 14,000 | ||||||
| Net unrealized gains and losses on available for sale securities (net of tax of $75) | 148,000 | 139,000 | 9,000 | |||||
| Dividends paid | (87,000) | (87,000) | ||||||
| Purchase of majority ownership of subsidiary | 1,276,000 | 1,276,000 | ||||||
| Net changes in non-controlling interest | 64,000 | 135,000 | (71,000) | |||||
| Net income (loss) | (6,540,000) | (8,187,000) | 2,096,000 | (449,000) | ||||
| Capital, end of period at Jun. 30, 2014 | $ 561,279,000 | $ 11,000 | $ 31,000 | $ 101,586,000 | $ 172,000 | $ 76,404,000 | $ 21,029,000 | $ 362,046,000 |
| Capital, end of period (in shares) at Jun. 30, 2014 | 10,617,947 | 30,968,877,000 |