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BENEFIT PLANS (Narrative) (Details) (USD $)	3 Months Ended	12 Months Ended			3 Months Ended
BENEFIT PLANS (Narrative) (Details) (USD $)	Mar. 31, 2014 entity item	Dec. 31, 2013	Dec. 31, 2014 Scenario, Forecast [Member]	Dec. 31, 2013 Discontinued Operations [Member]	Mar. 31, 2014 Other Postretirement Benefit Plans, Defined Benefit	Mar. 31, 2013 Other Postretirement Benefit Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Number of funded, noncontributory defined benefit pension plans	3
Number of unfunded, nonqualified pension plans	3
Pension expense		$ (7,600,000)		$ (800,000)
Early retirement age	62
Normal retirement age	65
Discretionary contribution			4,000,000
One-time curtailment gain					$ 3,832,000	$ 0

The amount of pension benefit costs recognized during the period for (1) defined benefit plans and (2) defined contribution plans. For defined benefit plans, pension expense includes the following components: service cost, interest cost, expected return on plan assets, gain (loss) on plan assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments. For defined contribution plans, the pension expense generally equals the firm's contribution to employees' accounts (if the firm contributes) during the period.

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