Supplemental Cash Flow Information (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
Supplemental Cash Flow Information [Abstract] | |||
Taxes paid | $ 51,231 | $ 47,289 | $ 40,621 |
Non-cash investing and financing activities: | |||
Fixed assets acquired with accounts payable or accrued liabilities | 15,105 | 4,434 | 14,636 |
Fair value of option to purchase property | $ 3,936 | $ 0 | $ 0 |
X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Value of property contributed in noncash investing and financing activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- References No definition available.
|