Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v3.8.0.1
Fair Value Measurements (Details) - Recurring - USD ($)
$ in Thousands
Dec. 31, 2017
Sep. 30, 2017
Assets:    
Derivatives $ 6,573 $ 3,990
Equity and fixed income mutual funds 22,029 21,649
Other investments 5,895 5,810
Total assets at fair value 34,497 31,449
Liabilities:    
Derivatives 0 31
Total liabilities at fair value 0 31
Level 1    
Assets:    
Derivatives 0 0
Equity and fixed income mutual funds 0 0
Other investments 0 0
Total assets at fair value 0 0
Liabilities:    
Derivatives 0 0
Total liabilities at fair value 0 0
Level 2    
Assets:    
Derivatives 6,573 3,990
Equity and fixed income mutual funds 22,029 21,649
Other investments 5,895 5,810
Total assets at fair value 34,497 31,449
Liabilities:    
Derivatives 0 31
Total liabilities at fair value 0 31
Level 3    
Assets:    
Derivatives 0 0
Equity and fixed income mutual funds 0 0
Other investments 0 0
Total assets at fair value 0 0
Liabilities:    
Derivatives 0 0
Total liabilities at fair value $ 0 $ 0