Debt

6 Months Ended

Jun. 30, 2018

Debt Disclosure [Abstract]

Debt

6. Debt

Credit Facility.  During the second quarter, we repaid CAD$33 million ($25 million) under the revolver portion of the credit facility. As of June 30, 2018, we had $551 million of available capacity under the revolver portion of our credit facility. Subsequent to quarter end, we repaid an additional $150 million under the revolver portion of the credit facility.