DEBT (Tables)

12 Months Ended

Dec. 31, 2012

DEBT

Schedule of long-term obligations

	2012			2011
Notes payable 2.1% – 12.6%, due in monthly and annual installments through 2014	$	4,410		$	5,654
Senior unsecured notes 5.4%, due in 2013		25,000			25,000
Senior unsecured notes 2.3%, due in 2015		16,000			16,000
Senior unsecured notes 6.0%, due in 2016		50,000			50,000
Senior unsecured notes 6.0%, due in 2018		75,000			75,000
Senior unsecured notes 3.8%, due in 2020		84,000			84,000
Senior unsecured notes 3.2%, due in 2022		75,000			—
Senior unsecured notes 3.4%, due in 2024		50,000			—
Capital lease obligations		2,938			3,372
		382,348			259,026
Current maturities of long-term obligations		(29,488	)		(4,116	)
Total long-term obligations	$	352,860		$	254,910