INCOME TAXES AND RELATED PAYMENTS - Components of Income Tax Expense (Benefit) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Current:
U.S. federal income tax	$ 5,516		$ 11,232		$ 8,869
State and local income tax	5,148		3,737		4,786
Foreign income tax	3,195		3,351		3,588
Current Income Tax Expense (Benefit)	13,859		18,320		17,243
Deferred:
U.S. federal income tax	11,253		7,432		3,285
State and local income tax	1,120		5,106		560
Deferred Income Tax Expense (Benefit)	12,373		12,538		3,845
Total:
U.S. federal income tax	16,769		18,664		12,154
State and local income tax	6,268		8,843		5,346
Foreign income tax	3,195		3,351		3,588
Income tax expense	$ 26,232	[1]	$ 30,858	[1]	$ 21,088	[1]

[1] Because adjusted net income is a pre-tax measure, this adjustment eliminates the effect of income tax expense from adjusted net income.