Debt (Tables)

6 Months Ended

Jun. 30, 2014

Debt Disclosure [Abstract]

Outstanding Debt Balances

Outstanding debt balances were as follows:

	June 30, 2014		December 31, 2013
Notes payable:
Uncommitted lines of credit	$	62,281	$	43,062
Other	824		729
	$	63,105	$	43,791
Long-term debt:
Credit facility	$	251,040	$	239,000
Senior notes	225,000		225,000
Industrial development revenue bonds	11,900		11,900
Other	2,492		4,342
	$	490,432	$	480,242