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Marketable Securities (Amortized Cost And Fair Value Of Marketable Securities) (Details) - Jun. 30, 2015 - USD ($) $ in Thousands | Total
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Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | $ 181,011
Gross Unrealized Gains | 19
Gross Unrealized Losses | (160)
Fair Value | 180,870
Marketable securities have been in a continuous unrealized loss position for more than twelve months | 0
Marketable securities that we consider to be other-than-temporarily impaired | 0
Corporate Bonds [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 143,233
Gross Unrealized Gains | 12
Gross Unrealized Losses | (157)
Fair Value | 143,088
Agency Bonds [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 18,150
Gross Unrealized Gains | 1
Fair Value | 18,151
U.S. Government Bonds [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 10,211
Gross Unrealized Gains | 4
Fair Value | 10,215
Commercial Paper Not Included [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 3,747
Fair Value | 3,747
International Government Bond [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 2,270
Gross Unrealized Losses | (3)
Fair Value | 2,267
Certificate Of Deposit [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 2,000
Fair Value | 2,000
Municipal Bond [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 1,400
Gross Unrealized Gains | 2
Fair Value | $ 1,402

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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51813488&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26610-111562 + Details
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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition The amount by which the fair value of an investment in debt and equity securities categorized as Available-for-sale is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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