|
CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
|
Mar. 31, 2014
|
Dec. 31, 2013
|
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment |
$ 23,251,000 |
$ 22,756,000 |
| Finite-Lived Intangible Assets, Accumulated Amortization |
35,591,000 |
32,841,000 |
| Shareholders' Equity |
|
|
| Preferred Stock, par value (in dollars per share) |
$ 0.01 |
$ 0.01 |
| Preferred Stock, shares authorized ( in shares) |
5,000,000 |
5,000,000 |
| Common Stock, par value (in dollars per share) |
$ 0.01 |
$ 0.01 |
| Common Stock, shares authorized (in shares) |
100,000,000 |
100,000,000 |
| Common Stock, shares issued (in shares) |
46,889,496 |
46,825,168 |
| Common Stock, shares outstanding (in shares) |
46,889,496 |
46,825,168 |
| Treasury Stock |
|
|
| Treasury stock, at cost (205,902 shares at December 31, 2012) |
401,501 |
401,501 |
|
Series A Nonconvertible Preferred Stock [Member]
|
|
|
| Shareholders' Equity A Nonconvertible Preferred Stock |
|
|
| Preferred Stock, shares issued (in shares) |
200,000 |
200,000 |
| Preferred Stock, shares outstanding (in shares) |
200,000 |
200,000 |
| Preferred Stock, liquidation value per share (in dollars per share) |
$ 7.50 |
$ 7.50 |
| Preferred Stock, liquidation value |
$ 1,500,000 |
$ 1,500,000 |