XML 54 R42.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Fair Value Measurement (Details) - USD ($) | Sep. 30, 2017 | Jun. 30, 2017
--- | --- | ---
Available-for-Sale Securities |  |
Mutual funds | $ 8,158,000 | $ 9,043,000
Mutual funds, fair value | 8,158,000 | 9,043,000
Held-to-maturity securities, maturities less than 1 year | 1,654,000 | 1,607,000
Held-to-maturity securities, maturities less than 1 year, fair value | 1,654,000 | 1,607,000
Held-to-maturity securities, remaining maturities from 1-3 years | 881,000 | 1,441,000
Held-to-maturity securities, remaining maturities from 1-3 years, fair value | 881,000 | 1,441,000
Held-to-maturity securities, maturities from 91-360 days | 250,000 | 250,000
Held-to-maturity securities, maturities from 91-360 days, fair value | 250,000 | 250,000
Held-to-maturity securities, maturities over 360 days | 547,000 | 549,000
Held-to-maturity securities, maturities over 360 days, fair value | 547,000 | 549,000
Investments | 11,490,000 | 12,890,000
Investments, fair value | 11,490,000 | 12,890,000
Level 1 |  |
Available-for-Sale Securities |  |
Mutual funds, fair value | 8,158,000 | 9,043,000
Held-to-maturity securities, maturities less than 1 year, fair value | 0 | 0
Held-to-maturity securities, remaining maturities from 1-3 years, fair value | 0 | 0
Held-to-maturity securities, maturities from 91-360 days, fair value | 0 | 0
Held-to-maturity securities, maturities over 360 days, fair value | 0 | 0
Investments, fair value | 8,158,000 | 9,043,000
Level 2 |  |
Available-for-Sale Securities |  |
Mutual funds, fair value | 0 | 0
Held-to-maturity securities, maturities less than 1 year, fair value | 1,654,000 | 1,607,000
Held-to-maturity securities, remaining maturities from 1-3 years, fair value | 881,000 | 1,441,000
Held-to-maturity securities, maturities from 91-360 days, fair value | 250,000 | 250,000
Held-to-maturity securities, maturities over 360 days, fair value | 547,000 | 549,000
Investments, fair value | 3,332,000 | 3,847,000
Level 3 |  |
Available-for-Sale Securities |  |
Mutual funds, fair value | 0 | 0
Held-to-maturity securities, maturities less than 1 year, fair value | 0 | 0
Held-to-maturity securities, remaining maturities from 1-3 years, fair value | 0 | 0
Held-to-maturity securities, maturities from 91-360 days, fair value | 0 | 0
Held-to-maturity securities, maturities over 360 days, fair value | 0 | 0
Investments, fair value | $ 0 | $ 0

X
- Definition Held-To-Maturity Securities, Debt Maturities, 91 To 360 Days, Fair Value + References No definition available. + Details
Name: | astc_HeldToMaturitySecuritiesDebtMaturities91To360DaysFairValue
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held-To-Maturity Securities, Debt Maturities, 91 To 360 Days, Net Carrying Amount + References No definition available. + Details
Name: | astc_HeldToMaturitySecuritiesDebtMaturities91To360DaysNetCarryingAmount
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held-To-Maturity Securities, Debt Maturities, Over 360 Days, Fair Value + References No definition available. + Details
Name: | astc_HeldToMaturitySecuritiesDebtMaturitiesOver360DaysFairValue
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held-To-Maturity Securities, Debt Maturities, Over 360 Days, Net Carrying Amount + References No definition available. + Details
Name: | astc_HeldToMaturitySecuritiesDebtMaturitiesOver360DaysNetCarryingAmount
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held-to-maturity Securities, Debt Maturities, after One Through Three Years, Fair Value + References No definition available. + Details
Name: | astc_HeldtomaturitySecuritiesDebtMaturitiesafterOneThroughThreeYearsFairValue
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held-to-maturity Securities, Debt Maturities, after One Through Three Years, Net Carrying Amount + References No definition available. + Details
Name: | astc_HeldtomaturitySecuritiesDebtMaturitiesafterOneThroughThreeYearsNetCarryingAmount
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the carrying value of the mutual funds. + References No definition available. + Details
Name: | astc_MutualFundsCarringValue
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents amount of fair value for mutual funds. + References No definition available. + Details
Name: | astc_MutualFundsFairValue
Namespace Prefix: | astc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of held-to-maturity debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Carrying amount of debt securities accounted for as held-to-maturity, net of adjustments including, but not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized, and fair value hedge accounting adjustments, maturing in the next fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803 + Details
Name: | us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Sum of the carrying amounts as of the balance sheet date of all investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(h)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_Investments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(12)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82895926&loc=d3e24584-111560 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=75030427&loc=d3e22054-111558 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_InvestmentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |