XML 57 R40.htm IDEA: XBRL DOCUMENT
v3.20.2

Leases (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2020
Leases [Abstract] |
Summary of Information Related to Leases | The following table sets forth information related to our leases as of the periods indicated.
|  | June 30 |  |  | December 31 |  |
Dollars in thousands |  | 2020 |  |  | 2019 |  |
Right of use asset |  | $ | 14,601 |  |  | $ | 11,701 |  |
Weighted average discount rate |  |  | 3.33 | % |  |  | 2.92 | % |
Weighted average remaining maturity (months) |  |  | 66 |  |  |  | 34 |  |
The following table sets for operating lease expense for the periods indicated:
|  | June 30 |  |
In thousands |  | 2020 |  |  | 2019 |  |
Three months ended |  | $ | 1,443 |  |  | $ | 1,416 |  |
Six months ended |  |  | 2,885 |  |  |  | 3,022 |  |
Summary of Future Minimum Lease Payments | The following table sets forth required future minimum lease payments for the years indicated:
In thousands |  |  |  |  |  |  |
2020 |  |  |  | $ | 2,403 |  |
2021 |  |  |  |  | 4,151 |  |
2022 |  |  |  |  | 2,690 |  |
2023 |  |  |  |  | 1,348 |  |
2024 |  |  |  |  | 939 |  |
Thereafter |  |  |  |  | 4,218 |  |

X
- Definition Schedule of Information related to leases. + References No definition available. + Details
Name: | glt_ScheduleOfInformationRelatedToLeasesTableTextBlock
Namespace Prefix: | glt_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration