Debt (Tables)

12 Months Ended

Dec. 31, 2012

Debt Instrument [Line Items]

Long-term debt

The Company’s short-term and long-term debt at December 31, 2012 and December 31, 2011 consisted of the following:

(in thousands)	December 31, 2012		December 31, 2011
Borrowings under short-term line of credit - nonrecourse	$	4,219	$	—
Borrowings under short-term line of credit - recourse	20,000		71,500
Total borrowings under short-term line of credit	$	24,219	$	71,500
Current maturities of long -term debt – nonrecourse	$	2,496	$	157
Current maturities of long-term debt – recourse	12,649		32,051
Total current maturities of long-term debt	$	15,145	$	32,208
Long-term debt, less current maturities – nonrecourse	$	20,067	$	797
Long-term debt, less current maturities – recourse	407,176		238,088
Total long-term debt, less current maturities	$	427,243	$	238,885

Schedule of Short-term Debt

The following information relates to short-term borrowings:

	December 31,
(in thousands, except percentages)	2012			2011			2010
Maximum amount borrowed	$	553,400		$	601,500		$	305,000
Weighted average interest rate	1.96		%	2.73		%	3.69		%

Recourse

Debt Instrument [Line Items]

Long-term debt

Long-term debt consists of the following:

	December 31,
(in thousands, except percentages)	2012		2011
Senior note payable, 4.55%, payable at maturity, due 2012	$	—	$	25,000
Senior note payable, 5.52%, payable at maturity, due 2017	25,000		25,000
Senior note payable, 6.10%, payable at maturity, due 2014	25,000		25,000
Senior note payable, 6.12%, payable at maturity, due 2015	61,500		61,500
Senior note payable, 6.78%, payable at maturity, due 2018	41,500		41,500
Note payable, 6.00%, $2 million annually, plus interest, due 2021 (a)	27,833		—
Note payable, 4.76%, payable in increasing amounts ($1.3 million for 2013) plus interest, due 2028 (a)	55,300		—
Note payable, variable rate (2.71% at December 31, 2012), payable in increasing amounts ($1.1 million for 2013) plus interest, due 2023 (a)	24,188		—
Note payable, 3.29%, payable in increasing amounts ($1.2 million for 2013) plus interest, due 2022 (a)	26,533		—
Note payable, variable rate (1.94% at December 31, 2012), payable at maturity, due 2015	25,000		—
Note payable, variable rate (1.46% at December 31, 2012), payable $0.4 million monthly, plus interest, due 2015	12,058		—
Note payable, variable rate (1.71% at December 31, 2012), payable in increasing amounts ($1.0 million for 2013) plus interest, due 2023 (a)	12,815		13,715
Note payable, variable rate (1.02% at December 31, 2012), $0.7 million annually, plus interest, due 2016 (a)	9,450		10,150
Note payable, 8.5%, payable monthly in varying amounts ($0.1 million for 2013) plus interest, due 2016 (a)	1,079		1,160
Industrial development revenue bonds:
Variable rate (2.60% at December 31, 2012), due 2017 (a)	8,408		8,881
Variable rate (2.08% at December 31, 2012), due 2019 (a)	4,650		4,650
Variable rate (2.20% at December 31, 2012), due 2025 (a)	3,100		3,100
Variable rate (1.89% at December 31, 2012), due 2036 (a)	21,000		21,000
Debenture bonds, 2.65% to 5.00%, due 2014 through 2027	35,411		29,483
	419,825		270,139
Less: current maturities	12,649		32,051
	$	407,176	$	238,088

(a) Debt is collateralized by first mortgages on certain facilities and related equipment or other assets with a book value of $141.9 million.

Nonrecourse

Debt Instrument [Line Items]

Long-term debt

The Company's non-recourse long-term debt consists of the following:

	December 31,
(in thousands, except percentages)	2012		2011
Note payable, variable rate (3.71% at December 31, 2012), payable at maturity, due 2022	$	9,378	$	—
Note payable, variable rate (3.71% at December 31, 2012), payable $3.1 million annually, due 2017	12,400		—
Note payable, 6.37%, payable $24 monthly, due 2014	785		954
	22,563		954
Less: current maturities	2,496		157
	$	20,067	$	797