8. Stock Plans (Tables)
|
12 Months Ended |
Dec. 31, 2015 |
|---|
| Compensation Related Costs [Abstract] |
|
| Option Transaction |
| Options |
|
Shares |
|
|
Weighted Average Exercise Price |
|
Weighted Average Remaining Contractual Term |
| Outstanding at December 31, 2014 |
|
|
50,000 |
|
|
$ |
204.76 |
|
|
| Granted |
|
|
-- |
|
|
|
-- |
|
|
| Exercised |
|
|
-- |
|
|
|
-- |
|
|
| Outstanding at December 31, 2015 |
|
|
50,000 |
|
|
$ |
204.76 |
|
2.9 years |
| Exercisable at December 31, 2015 |
|
|
35,000 |
|
|
$ |
201.43 |
|
2.8 years |
|
| Restricted Stock Activity |
| Nonvested Shares |
|
Shares |
|
|
Weighted Average Award Date Fair Value Per Share |
|
| Restricted stock at December 31, 2014 |
|
|
7,500 |
|
|
$ |
209.42 |
|
| Granted in 2015 |
|
|
-- |
|
|
|
-- |
|
| Vested in 2015 |
|
|
(3,000 |
) |
|
$ |
204.76 |
|
| Restricted stock at December 31, 2015 |
|
|
4,500 |
|
|
$ |
212.53 |
|
|
| Changes in Stock Units |
| Nonvested Stock Units |
|
Restricted Stock Units |
|
|
Weighted Average Award Date Fair Value Per Unit |
|
|
Director’s Stock Units |
|
|
Weighted Average Award Date Fair Value Per Unit |
|
| Nonvested at December 31, 2014 |
|
|
14,858 |
|
|
$ |
222.81 |
|
|
|
-- |
|
|
|
|
| Granted |
|
|
570 |
|
|
$ |
391.06 |
|
|
|
15 |
|
|
$ |
348.16 |
|
| Vested |
|
|
-- |
|
|
|
|
|
|
|
(15 |
) |
|
$ |
348.16 |
|
| Nonvested at December 31, 2015 |
|
|
15,428 |
|
|
$ |
229.02 |
|
|
|
-- |
|
|
|
|
|
|
| Unrecognized Compensation Cost |
| |
|
Unrecognized Compensation Cost |
|
|
Weighted Average
Remaining Years in Amortization Period |
|
| Stock options |
|
$ |
362,000 |
|
|
|
1.2 |
|
| Restricted stock |
|
|
584,000 |
|
|
|
1.2 |
|
| Restricted stock units |
|
|
1,134,000 |
|
|
|
3.0 |
|
| Total |
|
$ |
2,080,000 |
|
|
|
|
|
|