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Leases (Details) (USD $)
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12 Months Ended | ||
|---|---|---|---|
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2011
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| Leases | |||
| Lease expense | $ 49,000,000 | $ 37,600,000 | $ 32,000,000 |
| Minimum future payments under leases | |||
| 2014 | 52,406,000 | ||
| 2015 | 42,978,000 | ||
| 2016 | 27,081,000 | ||
| 2017 | 21,843,000 | ||
| 2018 | 11,619,000 | ||
| Thereafter | 16,031,000 | ||
| Total minimum lease payments | 171,958,000 | ||
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Office space
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| Minimum future payments under leases | |||
| 2014 | 50,573,000 | ||
| 2015 | 41,736,000 | ||
| 2016 | 26,525,000 | ||
| 2017 | 21,508,000 | ||
| 2018 | 11,411,000 | ||
| Thereafter | 16,031,000 | ||
| Total minimum lease payments | 167,784,000 | ||
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Equipment
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| Minimum future payments under leases | |||
| 2014 | 1,833,000 | ||
| 2015 | 1,242,000 | ||
| 2016 | 556,000 | ||
| 2017 | 335,000 | ||
| 2018 | 208,000 | ||
| Total minimum lease payments | $ 4,174,000 | ||
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the forth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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