v2.4.0.6
Financial Guarantees and Condensed Consolidating Financial Statements (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Current assets:    
Cash and cash equivalents $ 78,070 $ 72,742
Accounts receivable, net 139,470 141,172
Inventories, net 97,780 103,911
Deferred income taxes 4,383 4,404
Other current assets 38,604 36,044
Total current assets 358,307 358,273
Property, plant and equipment, net 486,175 493,352
Goodwill 80,415 80,546
Intangible assets, net 79,516 83,751
Deferred income taxes 1,942 1,939
Other noncurrent assets 40,554 42,717
Total assets 1,046,909 1,060,578
Current liabilities:    
Short-term borrowings 3,725 5,000
Accounts payable and accrued liabilities 199,249 190,516
Income taxes payable 2,536 1,023
Deferred income taxes 1,690 1,691
Current portion of long-term debt 9,536 7,592
Total current liabilities 216,736 205,822
Long-term debt 583,637 587,853
Deferred income taxes 34,646 34,807
Other noncurrent liabilities 41,529 44,799
Total liabilities 876,548 873,281
Common stock      
Other Shareholder's Equity 170,361 187,297
Total equity 170,361 187,297
Total liabilities and equity 1,046,909 1,060,578
PGI (Issuer) [Member]
    
Current assets:    
Cash and cash equivalents 9,997 3,135
Deferred income taxes 80 80
Other current assets 3,334 1,173
Total current assets 13,411 4,388
Property, plant and equipment, net 23,382 9,267
Intangible assets, net 25,764 27,545
Net investment in and advances (from) to subsidiaries 698,289 739,121
Other noncurrent assets 40 409
Total assets 760,886 780,730
Current liabilities:    
Short-term borrowings 725  
Accounts payable and accrued liabilities 28,935 32,524
Current portion of long-term debt 107 107
Total current liabilities 29,767 32,631
Long-term debt 560,088 560,132
Deferred income taxes 670 670
Total liabilities 590,525 593,433
Other Shareholder's Equity 170,361 187,297
Total equity 170,361 187,297
Total liabilities and equity 760,886 780,730
Guarantors [Member]
    
Current assets:    
Cash and cash equivalents 17,800 14,574
Accounts receivable, net 27,417 18,270
Inventories, net 25,696 34,381
Other current assets 9,267 8,783
Total current assets 80,180 76,008
Property, plant and equipment, net 104,662 111,469
Goodwill 20,718 20,718
Intangible assets, net 43,834 45,247
Net investment in and advances (from) to subsidiaries 727,754 727,290
Other noncurrent assets 5,819 5,424
Total assets 982,967 986,156
Current liabilities:    
Accounts payable and accrued liabilities 39,316 26,897
Income taxes payable   37
Deferred income taxes 1,016 1,016
Total current liabilities 40,332 27,950
Deferred income taxes 7,623 7,624
Other noncurrent liabilities 14,393 17,230
Total liabilities 62,348 52,804
Other Shareholder's Equity 920,619 933,352
Total equity 920,619 933,352
Total liabilities and equity 982,967 986,156
Non-Guarantors [Member]
    
Current assets:    
Cash and cash equivalents 50,273 55,033
Accounts receivable, net 112,053 122,902
Inventories, net 72,084 69,530
Deferred income taxes 3,845 3,866
Other current assets 26,003 26,088
Total current assets 264,258 277,419
Property, plant and equipment, net 358,131 372,616
Goodwill 59,697 59,828
Intangible assets, net 9,918 10,959
Net investment in and advances (from) to subsidiaries (206,620) (238,038)
Deferred income taxes 1,942 1,939
Other noncurrent assets 34,695 36,884
Total assets 522,021 521,607
Current liabilities:    
Short-term borrowings 3,000 5,000
Accounts payable and accrued liabilities 130,998 130,940
Income taxes payable 2,536 986
Deferred income taxes 1,690 1,691
Current portion of long-term debt 9,429 7,485
Total current liabilities 147,653 146,102
Long-term debt 23,549 27,721
Deferred income taxes 24,879 25,039
Other noncurrent liabilities 27,136 27,569
Total liabilities 223,217 226,431
Common stock 36,083 36,083
Other Shareholder's Equity 262,721 259,093
Total equity 298,804 295,176
Total liabilities and equity 522,021 521,607
Eliminations [Member]
    
Current assets:    
Deferred income taxes 458 458
Total current assets 458 458
Net investment in and advances (from) to subsidiaries (1,219,423) (1,228,373)
Total assets (1,218,965) (1,227,915)
Current liabilities:    
Accounts payable and accrued liabilities   155
Deferred income taxes (1,016) (1,016)
Total current liabilities (1,016) (861)
Deferred income taxes 1,474 1,474
Total liabilities 458 613
Common stock (36,083) (36,083)
Other Shareholder's Equity (1,183,340) (1,192,445)
Total equity (1,219,423) (1,228,528)
Total liabilities and equity $ (1,218,965) $ (1,227,915)