Condensed Statements Of Stockholders’ Equity (unaudited) (USD $) | Common Stock [Member] | Additional Paid-in Capital [Member] | Treasury Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Total |
In Thousands |
Beginning Balance at Dec. 31, 2011 | $23 | | $341,352 | ($122,236) | ($68,759) | ($1,756) | $148,624 |
Beginning Balance, share (in Shares) at Dec. 31, 2011 | 22,502 | | ' | ' | ' | ' | ' |
Net income (loss) | ' | | ' | ' | -7,902 | ' | -7,902 |
Change in unrealized loss from hedging activities, net | ' | | ' | ' | ' | 471 | 471 |
Change in unrealized loss from marketable securities, net | ' | | ' | ' | ' | 2,224 | 2,224 |
Change in unrealized gain from pensions, net | ' | | ' | ' | ' | 1 | 1 |
Change in foreign currency translation adjustments, net | ' | | ' | ' | ' | -18 | -18 |
Purchase of treasury stock | -1 | | ' | -7,512 | ' | ' | -7,513 |
Purchase of treasury stock (in Shares) | -1,183 | | ' | ' | ' | ' | ' |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan | ' | [1] | ' | 4,486 | -2,507 | ' | 1,979 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan, shares (in Shares) | 447 | | ' | ' | ' | ' | ' |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees | ' | [1] | ' | 87 | -87 | ' | ' |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees, shares (in Shares) | 9 | | ' | ' | ' | ' | ' |
Equity-based compensation | ' | | 4,051 | ' | ' | ' | 4,051 |
Ending Balance at Sep. 30, 2012 | 22 | | 345,403 | -125,175 | -79,255 | 922 | 141,917 |
Ending Balance, shares (in Shares) at Sep. 30, 2012 | 21,775 | | ' | ' | ' | ' | ' |
Beginning Balance at Jun. 30, 2012 | 22 | | 344,296 | -127,337 | -75,644 | -646 | 140,691 |
Beginning Balance, share (in Shares) at Jun. 30, 2012 | 21,555 | | ' | ' | ' | ' | ' |
Net income (loss) | ' | | ' | ' | -2,415 | ' | -2,415 |
Change in unrealized loss from hedging activities, net | ' | | ' | ' | ' | 260 | 260 |
Change in unrealized loss from marketable securities, net | ' | | ' | ' | ' | 1,305 | 1,305 |
Change in unrealized gain from pensions, net | ' | | ' | ' | ' | ' | 3 |
Change in foreign currency translation adjustments, net | ' | | ' | ' | ' | 3 | 3 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan | ' | [1] | ' | 2,155 | -1,189 | ' | 966 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan, shares (in Shares) | 219 | | ' | ' | ' | ' | ' |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees | ' | [1] | ' | 7 | -7 | ' | ' |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees, shares (in Shares) | 1 | | ' | ' | ' | ' | ' |
Equity-based compensation | ' | | 1,107 | ' | ' | ' | 1,107 |
Ending Balance at Sep. 30, 2012 | 22 | | 345,403 | -125,175 | -79,255 | 922 | 141,917 |
Ending Balance, shares (in Shares) at Sep. 30, 2012 | 21,775 | | ' | ' | ' | ' | ' |
Beginning Balance at Dec. 31, 2012 | 22 | | 346,335 | -125,724 | -79,394 | 988 | 142,227 |
Beginning Balance, share (in Shares) at Dec. 31, 2012 | 21,674 | | ' | ' | ' | ' | ' |
Net income (loss) | ' | | ' | ' | 2,320 | ' | 2,320 |
Change in unrealized loss from hedging activities, net | ' | | ' | ' | ' | -340 | -340 |
Change in unrealized loss from marketable securities, net | ' | | ' | ' | ' | -1,263 | -1,263 |
Change in unrealized gain from pensions, net | ' | | ' | ' | ' | 8 | 8 |
Change in foreign currency translation adjustments, net | ' | | ' | ' | ' | -19 | -19 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan | ' | [1] | ' | 3,669 | -2,005 | ' | 1,664 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan, shares (in Shares) | 374 | | ' | ' | ' | ' | ' |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees | 1 | [1] | ' | 5,013 | -3,166 | ' | 1,848 |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees, shares (in Shares) | 510 | | ' | ' | ' | ' | ' |
Equity-based compensation | ' | | 3,133 | ' | ' | ' | 3,133 |
Ending Balance at Sep. 30, 2013 | 23 | | 349,468 | -117,042 | -82,245 | -626 | 149,578 |
Ending Balance, shares (in Shares) at Sep. 30, 2013 | 22,558 | | ' | ' | ' | ' | ' |
Beginning Balance at Jun. 30, 2013 | 22 | | 348,423 | -120,829 | -80,297 | -713 | 146,606 |
Beginning Balance, share (in Shares) at Jun. 30, 2013 | 22,172 | | ' | ' | ' | ' | ' |
Net income (loss) | ' | | ' | ' | 398 | ' | 398 |
Change in unrealized loss from hedging activities, net | ' | | ' | ' | ' | -199 | -199 |
Change in unrealized loss from marketable securities, net | ' | | ' | ' | ' | 276 | 276 |
Change in unrealized gain from pensions, net | ' | | ' | ' | ' | 3 | 3 |
Change in foreign currency translation adjustments, net | ' | | ' | ' | ' | 7 | 7 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan | ' | [1] | ' | 1,802 | -984 | ' | 818 |
Issuance of treasury stock upon purchase of common stock under employee stock purchase plan, shares (in Shares) | 184 | | ' | ' | ' | ' | ' |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees | 1 | [1] | ' | 1,985 | -1,362 | ' | 624 |
Issuance of treasury stock upon exercise of stock options, stock appreciation rights and restricted share units by employees, shares (in Shares) | 202 | | ' | ' | ' | ' | ' |
Equity-based compensation | ' | | 1,045 | ' | ' | ' | 1,045 |
Ending Balance at Sep. 30, 2013 | $23 | | $349,468 | ($117,042) | ($82,245) | ($626) | $149,578 |
Ending Balance, shares (in Shares) at Sep. 30, 2013 | 22,558 | | ' | ' | ' | ' | ' |
|
[1] | Represents an amount lower than $1. |