XML 67 R53.htm IDEA: XBRL DOCUMENT v3.22.0.1

CASH, CASH EQUIVALENTS AND INVESTMENTS - Additional Information (Details) $ in Millions	Dec. 31, 2021 USD ($) Investment
Cash and Cash Equivalents [Abstract]
Number of minority investments | Investment	2
Minority investment, carrying value | $	$ 8.5

X

- Definition

Minority investment carrying value.

+ References

No definition available.

+ Details

Name:	oled_MinorityInvestmentCarryingValue
Namespace Prefix:	oled_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Number of minority investments.

+ References

No definition available.

+ Details

Name:	oled_NumberOfMinorityInvestments
Namespace Prefix:	oled_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_CashAndCashEquivalentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration