SCHEDULE II Condensed Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Assets
Cash and cash equivalents	$ 27,285	$ 39,858	$ 112,162	$ 12,030
Notes receivable, net	28,497	33,734
Total assets	3,357,393	2,664,693
Liabilities
Total liabilities	2,505,967	1,773,006
Equity
Share capital	3,736	3,737
Additional paid-in capital	503,316	500,337
Retained earnings	324,272	370,168
Shareholders’ equity attributable to shareholders	831,324	874,242
Total liabilities, redeemable non-controlling interest and equity	3,357,393	2,664,693
Parent Company
Assets
Cash and cash equivalents	84	6	$ 6	$ 1
Investment in subsidiaries	815,009	888,095
Notes receivable, net	15,355	15,164
Due from subsidiaries	876	0
Total assets	831,324	903,265
Liabilities
Due to subsidiaries	0	29,023
Total liabilities	0	29,023
Equity
Share capital	3,736	3,737
Additional paid-in capital	503,316	500,337
Retained earnings	324,272	370,168
Shareholders’ equity attributable to shareholders	831,324	874,242
Total liabilities, redeemable non-controlling interest and equity	$ 831,324	$ 903,265