Fair Value Measurements and Disclosures (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Disclosures [Abstract]

Schedule of financial instruments not required to be carried at fair value

	March 31, 2015				December 31, 2014
	Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value
Financial assets:
Cash and cash equivalents	$	40,542	$	40,542	$	39,661	$	39,661
Held-to-maturity investments	53,716		53,716		31,017		31,017
Other investments	18,656		19,601		17,560		19,776
Finance receivables, net	1,954,772		2,501,671		2,001,790		2,460,787
Financial liabilities:
Interest-bearing deposits	32,439		32,439		27,704		27,704
Revolving lines of credit	866,188		866,188		836,680		836,680
Term loans	181,250		181,250		185,000		185,000
Notes and loans payable	169,938		169,938		199,938		199,938
Convertible notes	261,886		310,230		260,838		324,757

Schedule of financial instruments required to be carried at fair value

The carrying amounts in the following table are measured at fair value on a recurring basis in the accompanying consolidated balance sheets at March 31, 2015 and December 31, 2014 (amounts in thousands):

	Fair Value Measurements as of March 31, 2015
	Level 1		Level 2		Level 3		Total
Assets:
Trading investments	$	13,160	$	—	$	—	$	13,160
Available-for-sale investments	—		—		5,938		5,938
Liabilities:
Interest rate swap contracts (recorded in accrued expenses)	—		1,619		—		1,619
	Fair Value Measurements as of December 31, 2014
	Level 1		Level 2		Level 3		Total
Assets:
Trading investments	$	37,405	$	—	$	—	$	37,405
Available-for-sale investments	—		—		3,721		3,721
Liabilities:
Interest rate swap contracts (recorded in accrued expenses)	—		3,387		—		3,387