CAPITAL STOCK AND STOCK COMPENSATION (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Share based awards granted	446,409	359,843	145,594
Amortization of Restricted Stock Awards	$ 6,115	$ 7,248	$ 7,700
Options granted in period	377,653	626,312	141,988
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	6 years 4 months 24 days
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit	$ 12.50
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit	$ 64.92
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 36.54	$ 41.53
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount	1,764	2,748	4,164
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized	10,641
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition	2 years 6 months
Employee Stock Option [Member]
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Cancelled In Period		146,270
Stock Incentive Plan 2004 [Member]
Share Based Compensation Arrangement By Share Based Payment Award Shares That May Be Issued Or Transferred In Period	1,780,524
Options granted in period	2,071,668
Share Based Compensation Arrangement By Share Based Payment Award Options Granted Useful Life	10 years
Stock Incentive Plan 1998 [Member]
Options granted in period	102,113
Vesting period	3 years
Expiration period	10 years
Non Employee Director Stock Option Plan 1999 [Member]
Options granted in period	31,000
Expiration period	10 years
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Granted To Director On Date Of Initial Options	7,500
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Per Non Employee Director	1,000
Non Employee Director Stock Option Plan 1999 [Member] | Initial Options [Member]
Vesting period	3 years
Non Employee Director Stock Option Plan 1999 [Member] | Annual Options [Member]
Vesting period	1 year
Maximum [Member]
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price			$ 29.67
Maximum [Member] | Stock Incentive Plan 2004 [Member]
Options granted, exercise price	$ 64.92
Maximum [Member] | Stock Incentive Plan 1998 [Member]
Options granted, exercise price	$ 35.70
Maximum [Member] | Non Employee Director Stock Option Plan 1999 [Member]
Options granted, exercise price	$ 44.47
Minimum [Member]
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price			$ 23.25
Minimum [Member] | Stock Incentive Plan 2004 [Member]
Options granted, exercise price	$ 12.50
Minimum [Member] | Stock Incentive Plan 1998 [Member]
Options granted, exercise price	$ 18.16
Minimum [Member] | Non Employee Director Stock Option Plan 1999 [Member]
Options granted, exercise price	$ 16.35
Restricted Stock Units (Rsus) [Member]
Share based awards granted	45,000	45,192	30,444
Market Price Per Common Share	$ 10.00	$ 26.55	$ 39.41
Restricted Stock [Member]
Share based awards granted	401,409	82,544	71,008
Share-based Payment Award, Description	During the restriction period, the shares will have voting rights and cash dividends will be paid if declared.	During the restriction period, the shares will have voting rights and cash dividends will be paid if declared.	During the restriction period, the shares will have voting rights and cash dividends will be paid if declared.
Weighted average grant-date fair value per share	$ 10.09	$ 34.90	$ 43.40
Restricted Stock [Member] | Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Exercise Price	$ 64.92	$ 64.92	$ 64.92
Restricted Stock [Member] | Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Exercise Price	$ 10.09	$ 39.41	$ 35.46
Performance Based Restricted Units [Member]
Share based awards granted	0	232,107	44,142
Weighted average grant-date fair value per share		$ 17.43	$ 52.43
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Cancelled In Period		47,289
Amortization of Restricted Stock Awards	6,115	6,959	7,700
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	1.20%	2.20%	2.80%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	1.90%	4.10%	4.10%
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Factors	0.54	0.45	0.45
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term	6 years	8 years 1 month 6 days	6 years
Options granted, grant date fair value	$ 3.83	$ 5.72	$ 13.53
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value			359
Senior Officers [Member]
Payments for Restructuring	$ 1,307