PREMISES AND EQUIPMENT, NET (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
PREMISES AND EQUIPMENT, NET
Premises and equipment, gross	$ 109,859		$ 102,247
Less: Accumulated depreciation and amortization	(56,515)		(51,848)
Total	53,344		50,399
Depreciation and amortization expense, inclusive of capital leases	4,724	2,279
Computer hardware and software
PREMISES AND EQUIPMENT, NET
Premises and equipment, gross	74,211		68,329
Office equipment and other
PREMISES AND EQUIPMENT, NET
Premises and equipment, gross	14,386		15,592
Furniture and fixtures
PREMISES AND EQUIPMENT, NET
Premises and equipment, gross	5,692		5,344
Leasehold improvements
PREMISES AND EQUIPMENT, NET
Premises and equipment, gross	$ 15,570		$ 12,982

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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- Definition

Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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