XML 45 R34.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Debt (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2018
Debt Disclosure [Abstract] |
Schedule of Debt [Table Text Block] | Debt consisted of the following:
|  | Interest Rates |  |  |  |
(dollars in thousands) |  | June 30, 2018 |  |  | December 31, 2017 |  |  | June 30, 2018 |  |  | December 31, 2017 |
Revolving Credit Facility |  | 3.107 | % |  | 2.486 | % |  | $ | 160,000 |  |  | $ | 170,000 |
Swing Line 1 |  | 3.216 | % |  | N/A |  |  | 18,000 |  |  | 0 |
Long-Term Debt |  |  |  |  |  | $ | 178,000 |  |  | $ | 170,000 |
1 | Represents the weighted-average interest rate for the period in which a balance is outstanding.

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

X
- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration