Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Detail)

v2.4.1.9
Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Basic:    
Net income $ 83us-gaap_NetIncomeLoss $ 3,535us-gaap_NetIncomeLoss
Less: Distributed and undistributed income (unvested restricted stock) 25gifi_NetIncomeLossAllocatedToParticipatingSecuritiesBasic 38gifi_NetIncomeLossAllocatedToParticipatingSecuritiesBasic
Net income attributable to common shareholders 58us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic 3,497us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Denominator for basic earnings per share-weighted-average shares 14,540us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 14,496us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Basic earnings per share - common shareholders $ 0.00us-gaap_EarningsPerShareBasic $ 0.24us-gaap_EarningsPerShareBasic
Diluted:    
Net income 83us-gaap_NetIncomeLoss 3,535us-gaap_NetIncomeLoss
Less: Distributed and undistributed income (unvested restricted stock) 25gifi_NetIncomeLossAllocatedToParticipatingSecuritiesDiluted 38gifi_NetIncomeLossAllocatedToParticipatingSecuritiesDiluted
Net income attributable to common shareholders $ 58us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted $ 3,497us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted
Denominator for basic earnings per share-weighted-average shares 14,540us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 14,496us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Effect of dilutive securities:    
Employee stock options 0us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment 0us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
Denominator for dilutive earnings per share-weighted-average shares 14,540us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 14,496us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Diluted earnings per share - common shareholders $ 0.00us-gaap_EarningsPerShareDiluted $ 0.24us-gaap_EarningsPerShareDiluted