Investments (Tables)

12 Months Ended

Dec. 31, 2015

Investments [Abstract]

Schedule of investments

Years Ending December 31, 2015 and 2014 (in thousands)	WMES		CASC Willis		Total
Investment in joint ventures as of December 31, 2013	$	23,485	$	—	$	23,485
Investment		2,623		15,000		17,623
Earnings (losses) from joint ventures		1,303		(82)		1,221
Amortization of deferred gain		108		—		108
Distribution		(847)		—		(847)
Investment in joint ventures as of December 31, 2014	$	26,672	$	14,918	$	41,590
Investment		630		—		630
Earnings (losses) from joint ventures		1,167		(99)		1,068
Amortization of deferred gain		107		—		107
Distribution		(1,304)		—		(1,304)
Foreign Currency Translation Adjustment		—		(796)		(796)
Investment in joint ventures as of December 31, 2015	$	27,272	$	14,023	$	41,295

Summarized financial information

	Years Ended December 31,
	2015		2014		2013
	(in thousands)
Revenue	$	26,909	$	25,757	$	16,312
Expenses		24,574		23,150		15,538
WMES net income	$	2,335	$	2,607	$	774
				December 31,		December 31,
				2015		2014
			(in thousands)
Total assets			$	256,126	$	268,924
Total liabilities				195,258		209,044
Total WMES net equity			$	60,868	$	59,880