v2.4.0.8

Stockholders' Equity (Details 4) (USD $) | 12 Months Ended
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Sep. 30, 2013
Options Outstanding |
Number of Options (in shares) | 1,592,406
Weighted-Average Remaining Contractual Life | 5 years 10 months 6 days
Weighted-Average Exercise Price (in dollars per share) | $ 16.46
$2.00 - 8.00 |
Summary of information about stock options outstanding and exercisable |
Exercise price, low end of range (in dollars per share) | $ 2.00
Exercise price, high end of range (in dollars per share) | $ 8.00
Options Outstanding |
Number of Options (in shares) | 192,001
Weighted-Average Remaining Contractual Life | 4 years 8 months 19 days
Weighted-Average Exercise Price (in dollars per share) | $ 7.33
$8.23 - $46.72 |
Summary of information about stock options outstanding and exercisable |
Exercise price, low end of range (in dollars per share) | $ 8.23
Exercise price, high end of range (in dollars per share) | $ 46.72
Options Outstanding |
Number of Options (in shares) | 1,400,405
Weighted-Average Remaining Contractual Life | 6 years 4 days
Weighted-Average Exercise Price (in dollars per share) | $ 17.71
$3.00 - $42.31 |
Summary of information about stock options outstanding and exercisable |
Exercise price, low end of range (in dollars per share) | $ 3.00
Exercise price, high end of range (in dollars per share) | $ 42.31
Options Exercisable |
Number Exercisable (in shares) | 1,161,779
Weighted-Average Remaining Contractual Life | 5 years 2 months 5 days
Weighted-Average Exercise Price (in dollars per share) | $ 13.48

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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