XML 22 R11.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Composition of Certain Financial Statement Captions | 6 Months Ended
--- | ---
Mar. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Composition of Certain Financial Statement Captions | Composition of Certain Financial Statement Captions The following table summarizes property and equipment, and the related accumulated depreciation and amortization, at March 31, 2018 and September 30, 2017:
| March 31, 2018 |  | September 30, 2017
| (In thousands)
Property and equipment | $ | 149,877 |  |  | $ | 135,360 |
Less: accumulated depreciation and amortization | (104,766 | ) |  | (94,657 | )
| $ | 45,111 |  |  | $ | 40,703 |

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
Name: | us-gaap_SupplementalBalanceSheetDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration