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Condensed Consolidated Statements of Stockholders' Equity - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
Retained Earnings [Member]
Beginning balance at Dec. 31, 2014 [1] $ 32,820 $ 71 $ 4,410 $ (23) $ 28,362
Beginning balance, shares at Dec. 31, 2014 [1]   7,126      
Common stock issued on exercise of options and vesting of restricted stock units 195 $ 0 195 0 0
Common stock issued on exercise of options and vesting of restricted stock units, shares   15      
Share based compensation expense 545 $ 0 545 0 0
Excess tax benefits from share-based compensation 15 0 15 0 0
Cash dividends on common stock (1,569) 0 0 0 (1,569)
Unrealized holding gain on marketable securities, net of tax 44 [2] 0 0 44 0
Net loss (5,828) [2] 0 0 0 (5,828)
Ending balance at Mar. 31, 2015 [1] 26,222 $ 71 5,165 21 20,965
Ending balance, shares at Mar. 31, 2015 [1]   7,141      
Beginning balance at Dec. 31, 2015 54,551 $ 72 6,964 (31) 47,546
Beginning balance, shares at Dec. 31, 2015   7,203      
Common stock issued on exercise of options and vesting of restricted stock units 72 $ 0 72 0 0
Common stock issued on exercise of options and vesting of restricted stock units, shares   8      
Common stock repurchased on vesting of restricted stock units (40) $ 0 (40) 0 0
Common stock repurchased on vesting of restricted stock units, shares   (1)      
Share based compensation expense 359 $ 0 359 0 0
Excess tax benefits from share-based compensation 265 0 265 0 0
Cash dividends on common stock (1,586) 0 0 0 (1,586)
Unrealized holding gain on marketable securities, net of tax 34 0 0 34 0
Net loss (8,003) 0 0 0 (8,003)
Ending balance at Mar. 31, 2016 $ 45,652 $ 72 $ 7,620 $ 3 $ 37,957
Ending balance, shares at Mar. 31, 2016   7,210      
[1] Restatement impacts to the Condensed Consolidated Statements of Stockholders' Equity include the first quarter of 2015 adjustment to net loss as well as previous period cumulative adjustments to beginning retained earnings. See Note 2. Restatement of Previously Issued Condensed Consolidated Financial Statements
[2] See Note 2. Restatement of Previously Issued Condensed Consolidated Financial Statements