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Defined Benefit Plans | 9 Months Ended
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Jun. 30, 2014
Compensation and Retirement Disclosure [Abstract] |
Defined Benefit Plans | Defined Benefit Plans The components of consolidated net periodic benefit and deferred compensation benefit costs and contributions made are as follows:
| Three months ended June 30, |  | Nine months ended June 30,
| 2014 |  | 2013 |  | 2014 |  | 2013
Service cost | $ | 0.9 |  |  | $ | 0.9 |  |  | $ | 2.9 |  |  | $ | 2.6 |
Interest cost | 2.6 |  |  | 2.5 |  |  | 8.6 |  |  | 7.8 |
Expected return on assets | (2.5 | ) |  | (2.5 | ) |  | (8.5 | ) |  | (7.4 | )
Recognized net actuarial loss | 0.3 |  |  | 0.5 |  |  | 1.1 |  |  | 1.6 |
Employee contributions | — |  |  | — |  |  | — |  |  | (0.1 | )
Net periodic benefit expense | $ | 1.3 |  |  | $ | 1.4 |  |  | $ | 4.1 |  |  | $ | 4.5 |
Contributions made during period | $ | 4.0 |  |  | $ | 1.3 |  |  | $ | 9.6 |  |  | $ | 3.2 |

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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2410-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=35742057&loc=SL14450702-114947 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414199&loc=d3e39622-114963 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39675-114964 + Details
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