Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2015

Supplemental Cash Flow Information [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

	Year Ended December 31,
	2015		2014		2013
Non-cash investing and financing activities:
Purchase of property and equipment in accounts payable	$	1,784	$	574	$	1,675
Additional cash payment information:
Interest paid	818		903		1,286
Income tax paid	9,393		146		254