Debt (Tables)

12 Months Ended

Dec. 31, 2013

Debt Instrument [Line Items]

Outstanding Debt Balances

Outstanding debt balances were as follows:

	December 31,
	2013		2012
Notes payable – current:
Uncommitted lines of credit	$	43,062	$	33,916
Other	729		296
	$	43,791	$	34,212
Long-term debt:
Credit facility	$	239,000	$	300,000
Senior notes	225,000		300,000
Industrial development revenue bonds	11,900		11,900
Other	4,342		5,634
	$	480,242	$	617,534

Schedule of Maturities of Debt

Maturities of long-term debt as of December 31, 2013 are as follows:

2015	$	974
2016	415,692
2017	13,392
Thereafter	50,184
	$	480,242