Goodwill and Intangibles (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets and Accumulated Amortization

The following table presents intangible assets and accumulated amortization balances as of December 31, 2015 and 2016:

	December 31, 2016							December 31, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Definite-lived:
Capitalized software costs	185,539		(65,719		)	119,820		170,764		(52,375		)	118,389
Land use rights	10,386		(1,642		)	8,744		3,266		(578		)	2,688
Trademarks and tradenames	8,800		(7,094		)	1,706		8,800		(6,641		)	2,159
Other	3,530		(2,866		)	664		3,117		(2,680		)	437
	208,255		(77,321		)	130,934		185,947		(62,274		)	123,673
Indefinite-lived:
Trademarks	9,817		—			9,817		9,817		—			9,817
	$	218,072	$	(77,321	)	$	140,751	$	195,764	$	(62,274	)	$	133,490