Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill And Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill for the years ended December 31, 2015 and 2014 are as follows:

	December 31,
	2015		2014
Balance as of January 1:
Goodwill	$	2,570	$	—
Accumulated impairment losses		—		—
		2,570		—
Goodwill acquired during year		1,259		2,570
Impairment losses		—		—
Balance as of December 31:
Goodwill		3,829		2,570
Accumulated impairment losses		—		—
	$	3,829	$	2,570

Components of Intangible Assets

The following table reflects the components of intangible assets as of the dates indicated:

	December 31,
	2015			2014
Customer relationships	$	3,006		$	2,500
Accumulated amortization		(562	)		(149	)
Net	$	2,444		$	2,351

Estimated Amortization Expense

Estimated amortization expense for each of the next five years is as follows:

	Amount
2016	$	524
2017		524
2018		468
2019		357
2020		357