Credit Agreement (Notes)

6 Months Ended

Jun. 30, 2019

Debt Disclosure [Abstract]

Credit Agreement [Text Block]

11.     Credit Agreement

On May 28, 2019, the Company entered into a Credit Agreement (the “Credit Agreement”) that provided the Company with a $50 million senior unsecured revolving credit facility (the “Credit Facility”). The Credit Facility has a maturity of May 28, 2024. Borrowings under the Credit Facility will be used to fund construction of the Company’s new headquarters and may also be used for working capital and general corporate purposes. Interest rates on borrowings are based on prevailing interest rates and the applicable margin, as described in the Credit Agreement. As of June 30, 2019, there were no outstanding balances under the Credit Facility.