Long-Term Obligations (Details 2) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
Maturities
2014	$ 8,626
2015	6,456
2016	3,088
2017	2,091
2018	503,682
Thereafter	225,119
Total long-term debt	749,062
Revolving Credit Facility
Maturities
2018	477,500
Total long-term debt	477,500
Senior Notes
Maturities
2018	25,000
Thereafter	225,000
Total long-term debt	250,000
Other notes payable
Maturities
2014	8,626
2015	6,456
2016	3,088
2017	2,091
2018	1,182
Thereafter	119
Total long-term debt	$ 21,562

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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