FAIR VALUE MEASUREMENTS (Recognized Assets and Liabilities at Fair Value) (Details) (Recurring Basis [Member], USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities	$ 49,226	$ 52,283
Cash surrender value of life insurance policies	27,842	25,018
Available-for-sale equity securities	1,062	612
Total assets	83,430	79,146
Deferred compensation liabilities	81,180	82,218
Total liabilities	115,932	85,347
Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities	49,226	52,283
Cash surrender value of life insurance policies
Available-for-sale equity securities
Total assets	49,226	52,283
Deferred compensation liabilities
Total liabilities
Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities
Cash surrender value of life insurance policies	27,842	25,018
Available-for-sale equity securities
Total assets	27,842	26,251
Deferred compensation liabilities	81,180	82,218
Total liabilities	108,162	85,347
Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Trading securities
Cash surrender value of life insurance policies
Available-for-sale equity securities	1,062	612
Total assets	6,362	612
Deferred compensation liabilities
Total liabilities	7,770
Put Option [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	5,300
Put Option [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset
Put Option [Member] | Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	0
Put Option [Member] | Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset	5,300
Interest Rate Swaps [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset		830
Derivative instruments, liabilities	26,982
Interest Rate Swaps [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset
Derivative instruments, liabilities	0
Interest Rate Swaps [Member] | Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset		830
Derivative instruments, liabilities	26,982
Interest Rate Swaps [Member] | Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset
Derivative instruments, liabilities	0
Call Option [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative instruments, liabilities	7,770
Call Option [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative instruments, liabilities
Call Option [Member] | Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative instruments, liabilities
Call Option [Member] | Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative instruments, liabilities	7,770
Foreign Currency Forward Contracts [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset		403
Derivative instruments, liabilities		3,129
Foreign Currency Forward Contracts [Member] | Quoted Prices in Active Markets for Identical Assets / Liabilities, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset
Derivative instruments, liabilities
Foreign Currency Forward Contracts [Member] | Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset		403
Derivative instruments, liabilities		3,129
Foreign Currency Forward Contracts [Member] | Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative asset
Derivative instruments, liabilities