XML 77 R30.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

MARKETABLE SECURITIES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Investments, Debt and Equity Securities [Abstract] |
Schedule of Marketable Securities | As of December 31, 2019, the Company did not hold any marketable securities.
(in thousands) | December 31, 2018
Amortized Cost |  | Unrealized Gains |  | Unrealized Losses |  | Fair Value
Municipal bonds | $ | 44,802 |  |  | $ | 13 |  |  | $ | (110 | ) |  | $ | 44,705 |
Corporate bonds | 48,499 |  |  | 23 |  |  | (226 | ) |  | 48,296 |
| $ | 93,301 |  |  | $ | 36 |  |  | $ | (336 | ) |  | $ | 93,001 |

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 Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration