$ 5,550us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

$ (510)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Weighted-average shares outstanding

21,533,443us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

20,873,043us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Basic net income (loss) per share

$ 0.26us-gaap_EarningsPerShareBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

$ (0.02)us-gaap_EarningsPerShareBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

5,550us-gaap_NetIncomeLossAttributableToParentDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

(510)us-gaap_NetIncomeLossAttributableToParentDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Number of shares used in basic computation

21,533,443us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

20,873,043us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Weighted-average shares effect of dilutive securities

Add: Director and employee stock options

580,446us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

380,186us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Number of shares used in per share computations

22,113,889us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

21,253,229us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Diluted net income (loss) per share

$ 0.25us-gaap_EarningsPerShareDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

$ (0.02)us-gaap_EarningsPerShareDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember

Class B Common Stock [Member]

1,304us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

(124)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

Weighted-average shares outstanding

5,576,775us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

Basic net income (loss) per share

$ 0.23us-gaap_EarningsPerShareBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

$ (0.02)us-gaap_EarningsPerShareBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

$ 1,304us-gaap_NetIncomeLossAttributableToParentDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

$ (124)us-gaap_NetIncomeLossAttributableToParentDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

Number of shares used in basic computation

5,576,775us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

Weighted-average shares effect of dilutive securities

Number of shares used in per share computations

5,576,775us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

Diluted net income (loss) per share

$ 0.23us-gaap_EarningsPerShareDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

$ (0.02)us-gaap_EarningsPerShareDiluted
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 55

-Paragraph 52

-URI http://asc.fasb.org/extlink&oid=32703322&loc=d3e4984-109258

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.21)

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.19)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.23)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 18

-Article 7

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 20

-Article 5

Reference 9: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 21

-Article 9

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent, and includes adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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