This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".

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- Definition

Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit.

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- Definition

Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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-Glossary Other Comprehensive Income

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- Definition

Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

+ References

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Period Type:	instant

- Definition

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

+ References

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- Definition

Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

+ References

No definition available.

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Period Type:	duration

- Definition

Number of share options (or share units) exercised during the current period.

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-Number 210

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Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.

+ References

No definition available.

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- Definition

Value of stock issued as a result of the exercise of stock options.

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CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited) (USD $) In Thousands	Total	Common Stock Shares [Member]	Non-Redeemable Preferred Stock [Member]	Capital in Excess of Par Value [Member]	Retained Earnings [Member]	Treasury Stock-Common [Member]
Balance at Dec. 31, 2014	$ 434,048us-gaap_StockholdersEquity	$ 2,697	$ 3,000	$ 170,537	$ 286,188	$ (28,374)
Balance, shares at Dec. 31, 2014		26,968
Net income	6,649us-gaap_NetIncomeLoss				6,649
Dividends paid on preferred stocks	(300)us-gaap_DividendsPreferredStockCash				(300)
Stock-based compensation	619			619
Exercise of stock options	742	7		735
Exercise of stock options, shares		75
Common stock issued for services	49			49
Common stock issued for services, shares		2
Excess income tax benefit associated with stock-based compensation	129			129
Balance at Mar. 31, 2015	$ 441,936us-gaap_StockholdersEquity	$ 2,704	$ 3,000	$ 172,069	$ 292,537	$ (28,374)
Balance, shares at Mar. 31, 2015		27,045