Debt (Tables)

12 Months Ended

Dec. 31, 2015

Debt Instrument [Line Items]

Long-term debt

The Company’s short-term and long-term debt at December 31, 2015 and 2014 consisted of the following:

	December 31,
(in thousands)	2015		2014
Short-term debt - non-recourse	$	—	$	—
Short-term debt - recourse	16,990		2,166
Total short-term debt	$	16,990	$	2,166
Current maturities of long-term debt – non-recourse	$	—	$	—
Current maturities of long-term debt – recourse	27,786		76,415
Total current maturities of long-term debt	$	27,786	$	76,415
Long-term debt, less current maturities – non-recourse	$	—	$	—
Long-term debt, less current maturities – recourse	436,208		298,638
Total long-term debt, less current maturities	$	436,208	$	298,638

Schedule of Short-term Debt

The following information relates to short-term borrowings:

	December 31,
(in thousands, except percentages)	2015			2014			2013
Maximum amount borrowed	$	308,500		$	270,600		$	315,000
Weighted average interest rate	1.64		%	1.69		%	1.92		%

Recourse

Debt Instrument [Line Items]

Long-term debt

Long-term debt consists of the following:

	December 31,
(in thousands, except percentages)	2015		2014
Senior note payable, 6.12%, payable at maturity, due 2015	—		61,500
Senior note payable, 3.72%, payable at maturity, due 2017	25,000		25,000
Senior note payable, 6.78%, payable at maturity, due 2018	41,500		41,500
Note payable, 4.92%, $2 million annually ($2.2 million for 2015), plus interest, due 2021 (a)	22,666		24,911
Note payable, 4.76%, payable in increasing amounts ($1.9 million for 2015) plus interest, due 2028 (a)	49,949		51,818
Note payable, variable rate (2.74% at December 31, 2015), payable in increasing amounts ($1.3 million for 2015) plus interest, due 2023 (a)	20,513		21,791
Note payable, 3.29%, payable in increasing amounts ($1.2 million for 2015) plus interest, due 2022 (a)	22,913		24,159
Note payable, 4.23%, payable quarterly in varying amounts ($0.6 million for 2015) plus interest, due 2021 (a)	11,770		12,382
Notes payable, variable rate (1.45% at December 31, 2015), payable in varying amounts, ($0.0 million for 2015) plus interest, due 2016	5,043		5,043
Note payable, variable rate (1.84% at December 31, 2015), payable in increasing amounts ($1.0 million for 2015) plus interest, due 2023 (a)	9,865		10,890
Note payable, variable rate (1.21% at December 31, 2015), $0.7 million annually, plus interest, due 2016 (a)	7,350		8,050
Note payable, 4.76%, payable quarterly in varying amounts ($0.3 million for 2015) plus interest, due 2028 (a)	9,313		9,654
Note payable, 1.89%, payable in increasing amounts ($15.0 million for 2015) plus interest, due 2019 (a)	105,000		—
Note payable, 3.33%, payable in increasing amounts ($0.0 million for 2015) plus interest, due 2025 (a)	28,000		—
Note payable, 4.5%, payable at maturity, due 2030	16,000		—
Note payable, 5.0%, payable at maturity, due 2040	14,000		—
Industrial development revenue bonds:
Variable rate (2.68% at December 31, 2015), payable at maturity, due 2017 (a)	6,987		7,461
Variable rate (1.56% at December 31, 2015), payable at maturity, due 2019 (a)	4,650		4,650
Variable rate (1.56% at December 31, 2015), payable at maturity, due 2025 (a)	3,100		3,100
Variable rate (1.51% at December 31, 2015), payable at maturity, due 2036 (a)	21,000		21,000
Debenture bonds, 2.65% to 5.00%, due 2016 through 2030	39,375		42,098
Other notes payable and bonds	—		46
	463,994		375,053
Less: current maturities	27,786		76,415
	$	436,208	$	298,638

(a) Debt is collateralized by first mortgages on certain facilities and related equipment or other assets with a book value of$208.4 million