Note 10 - Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

	2014		2013
U.S. term loan, which matures on May 28, 2019, of $775.0 million; 1.25% of aggregate principal repayable per quarter beginning September 30, 2015; weighted average interest rate of 2.4% for the seven month period ended December 31, 2014	$	775,000	$	--
U.S. revolving credit facility, which matures on May 28, 2019, with available commitments up to $450.0 million; no borrowings outstanding during the twelve month period ended December 31, 2014		--		--
Canadian revolving credit facility, which matures on May 28, 2019, with available commitments up to $100.0 million; no borrowings outstanding during the twelve month period ended December 31, 2014		--		--
Australian revolving credit facility, which matures May 28, 2019, with available commitments up to $100.0 million; no borrowings outstanding during the twelve month period ended December 31, 2014		--		--
Affiliate debt with Oil States		--		335,171
Total debt		775,000		335,171
Less: Current portion of long-term debt		19,375		--
Long-term debt, less current maturities	$	755,625	$	335,171

Schedule of Maturities of Long-term Debt [Table Text Block]

2015	$	19,375
2016		38,750
2017		38,750
2018		38,750
2019		639,375
	$	775,000