Commitments and Contingencies - Future Minimum Lease Commitments on Non-Cancelable Operating Leases, Lease Income and Sublease Income (Detail) $ in Thousands	Sep. 30, 2016 USD ($)
Gross Payments
2017	$ 3,390
2018	2,118
2019	926
2020	104
2021	0
Thereafter	0
Gross Payments	6,538
Scheduled Sublease Payments
2017	54
2018	54
2019	9
2020	0
2021	0
Thereafter	0
Scheduled Sublease Payments	117
Net Payments
2017	3,336
2018	2,064
2019	917
2020	104
2021	0
Thereafter	0
Net Payments	$ 6,421

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 55
-Paragraph 40
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