OTHER ASSETS (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011
Nonmarketable investment securities	$ 2,750		$ 2,866
Insurance premiums receivable	1,089		876
Accrued interest receivable	2,796		3,933
Income taxes receivable	5,160		719
Deferred income taxes	9,180	[1]	9,036	[1]
Interest rate caps	14	[2]	250	[2]
Prepaid expenses	2,227		3,641
Other assets	5,620		5,399
Total	$ 28,836		$ 26,720

[1] See Note 15 for further discussion.

[2] See Note 20 for further discussion.