Annual report pursuant to Section 13 and 15(d)

SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION - Schedule of Supplemental Cash Flow Information (Details)

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SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION - Schedule of Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Cash paid during the year for:      
Interest, net of interest capitalized $ 570 $ 1,760 $ 9,915
Income taxes 85,814 65,020 56,186
Non-cash operating activities decrease:      
Real estate not owned 38,864 0 4,999
Real estate acquired through notes payable $ 11,129 $ 14,199 $ 16,371