XML 20 R9.htm IDEA: XBRL DOCUMENT
v3.21.2

Cash Equivalents and Investments | 6 Months Ended
--- | ---
Jun. 30, 2021
Investments, Debt and Equity Securities [Abstract] |
Cash Equivalents and Investments | 3. Cash Equivalents and Investments: As of June 30, 2021 and December 31, 2020, the Company's cash equivalents consisted entirely of money market funds totaling $2.1 million and $1.0 million, respectively. Investments consisted of corporate securities, municipal debt securities, federal home loan securities and certificates of deposit. All investments are classified as current. Investments held at June 30, 2021 and December 31, 2020 are summarized as follows (in thousands):
|  | June 30, 2021 |  |  | December 31, 2020 |
Corporate securities |  | $ | 69,897 |  |  | $ | 71,095 |
Municipal debt securities |  |  | 15,897 |  |  |  | 18,707 |
Federal home loan securities |  |  | 4,967 |  |  |  | 8,017 |
Certificates of deposit |  |  | 4,717 |  |  |  | 5,991 |
U.S. Treasury securities |  |  | 5,285 |  |  |  | 1,060 |
|  | $ | 100,763 |  |  | $ | 104,870 |

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

X
- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2209399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2324412 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2176304 + Details
Name: | us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration