ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Detail) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Transactions Pre-tax
Unrealized gain on securities available-for-sale			$ 12,966	$ 3,225
Unrealized loss on derivatives			628	(2,787)
Unfunded pension obligation			1,275	1,231
Foreign currency translation			(599)	188
Total			14,270	1,857
Transactions Tax-effect
Unrealized gain on securities available-for-sale			(4,896)	(1,331)
Unrealized loss on derivatives			(237)	1,022
Unfunded pension obligation	(160)	(141)	(481)	(167)
Foreign currency translation			0	0
Total			(5,614)	(476)
Transactions Net of tax
Unrealized gain on securities available-for-sale			8,070	1,894
Unrealized loss on derivatives			391	(1,765)
Net amount recognized	265	240	794	1,064
Foreign currency translation			(599)	188
Total			8,656	1,381
Balances Net of tax
Unrealized gain on securities available-for-sale	17,134	12,118	17,134	12,118
Unrealized loss on derivatives	0	(834)	0	(834)
Unfunded pension obligation	(20,488)	(20,697)	(20,488)	(20,697)
Foreign currency translation	(34)	307	(34)	307
Total	$ (3,388)	$ (9,106)	$ (3,388)	$ (9,106)	$ (12,044)