Stockholders' Equity (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2017 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Restricted Stock Award Activity |
A summary of nonvested restricted stock award activity under the Stock Option Plan for the year ended December 31, 2017, follows (share amounts in thousands):
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- References No definition available.
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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