EARNINGS PER SHARE (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Earnings attributable to common shareholders [Abstract]
From operations prior to revaluation of redeemable non-controlling interest, net of tax	$ 4,166	$ 4,228
Charges to additional paid-in-capital - revaluation of redeemable non-controlling interests, net of tax	0	(967)
Net income (loss) attributable to redeemable non-controlling interest, total	$ 4,166	$ 3,261
Basic earnings per share attributable to common shareholders [Abstract]
From operations prior to revaluation of redeemable non-controlling interests, net of tax (in dollars per share)	$ 0.34	$ 0.35
Charges to additional-paid-in-capital - revaluation of redeemable non-controlling interests, net of tax (in dollars per share)	$ 0	$ (0.08)
Basic (in dollars per share)	$ 0.34us-gaap_EarningsPerShareBasic	$ 0.27us-gaap_EarningsPerShareBasic
Diluted earnings per share attributable to common shareholders [Abstract]
From operations prior to revaluation of redeemable non-controlling interests, net of tax (in dollars per share)	$ 0.34	$ 0.35
Charges to additional paid-in-capital - revaluation of redeemable non-controlling interests, net of tax (in dollars per share)	$ 0	$ (0.08)
Diluted (in dollars per share)	$ 0.34us-gaap_EarningsPerShareDiluted	$ 0.27us-gaap_EarningsPerShareDiluted
Shares used in computation [Abstract]
Basic earnings per share - weighted-average shares (in shares)	12,313	12,129
Effect of dilutive securities - stock options (in shares)	0	15
Denominator for diluted earnings per share - adjusted weighted-average shares (in shares)	12,313	12,144

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

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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.

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Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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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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The amount of net income (loss) from charges to additional-paid-in-capital revaluation of non-controlling interests continuing operations per each share of common stock or unit outstanding during the reporting period.

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The amount, after tax, of income (loss) from revaluation of redeemable noncontrolling interest net of tax.

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The amount of net income (loss) from redeemable noncontrolling interest continuing operations per each share of common stock or unit outstanding during the reporting period.

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